2018987964

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^2\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 216

約数和(自身を含む): 6307615440

約数和(自身を除く): 4288627476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 186, 189, 196, 217, 252, 279, 294, 372, 378, 397, 434, 441, 558, 588, 651, 756, 794, 837, 868, 882, 961, 1116, 1191, 1302, 1323, 1519, 1588, 1674, 1764, 1922, 1953, 2382, 2604, 2646, 2779, 2883, 3038, 3348, 3573, 3844, 3906, 4557, 4764, 5292, 5558, 5766, 5859, 6076, 6727, 7146, 7812, 8337, 8649, 9114, 10719, 11116, 11532, 11718, 12307, 13454, 13671, 14292, 16674, 17298, 18228, 19453, 20181, 21438, 23436, 24614, 25011, 25947, 26908, 27342, 33348, 34596, 36921, 38906, 40362, 41013, 42876, 47089, 49228, 50022, 51894, 54684, 58359, 60543, 73842, 75033, 77812, 80724, 82026, 86149, 94178, 100044, 103788, 110763, 116718, 121086, 141267, 147684, 150066, 164052, 172298, 175077, 181629, 188356, 221526, 233436, 242172, 258447, 282534, 300132, 332289, 344596, 350154, 363258, 381517, 423801, 443052, 516894, 525231, 565068, 603043, 664578, 700308, 726516, 763034, 775341, 847602, 1033788, 1050462, 1144551, 1206086, 1271403, 1329156, 1526068, 1550682, 1695204, 1809129, 2100924, 2289102, 2326023, 2412172, 2542806, 2670619, 3101364, 3433653, 3618258, 4578204, 4652046, 5085612, 5341238, 5427387, 6867306, 7236516, 8011857, 9304092, 10300959, 10682476, 10854774, 13734612, 16023714, 16282161, 18694333, 20601918, 21709548, 24035571, 32047428, 32564322, 37388666, 41203836, 48071142, 56082999, 65128644, 72106713, 74777332, 96142284, 112165998, 144213426, 168248997, 224331996, 288426852, 336497994, 504746991, 672995988, 1009493982, 2018987964]

約数ペア:

[(1, 2018987964), (2, 1009493982), (3, 672995988), (4, 504746991), (6, 336497994), (7, 288426852), (9, 224331996), (12, 168248997), (14, 144213426), (18, 112165998), (21, 96142284), (27, 74777332), (28, 72106713), (31, 65128644), (36, 56082999), (42, 48071142), (49, 41203836), (54, 37388666), (62, 32564322), (63, 32047428), (84, 24035571), (93, 21709548), (98, 20601918), (108, 18694333), (124, 16282161), (126, 16023714), (147, 13734612), (186, 10854774), (189, 10682476), (196, 10300959), (217, 9304092), (252, 8011857), (279, 7236516), (294, 6867306), (372, 5427387), (378, 5341238), (397, 5085612), (434, 4652046), (441, 4578204), (558, 3618258), (588, 3433653), (651, 3101364), (756, 2670619), (794, 2542806), (837, 2412172), (868, 2326023), (882, 2289102), (961, 2100924), (1116, 1809129), (1191, 1695204), (1302, 1550682), (1323, 1526068), (1519, 1329156), (1588, 1271403), (1674, 1206086), (1764, 1144551), (1922, 1050462), (1953, 1033788), (2382, 847602), (2604, 775341), (2646, 763034), (2779, 726516), (2883, 700308), (3038, 664578), (3348, 603043), (3573, 565068), (3844, 525231), (3906, 516894), (4557, 443052), (4764, 423801), (5292, 381517), (5558, 363258), (5766, 350154), (5859, 344596), (6076, 332289), (6727, 300132), (7146, 282534), (7812, 258447), (8337, 242172), (8649, 233436), (9114, 221526), (10719, 188356), (11116, 181629), (11532, 175077), (11718, 172298), (12307, 164052), (13454, 150066), (13671, 147684), (14292, 141267), (16674, 121086), (17298, 116718), (18228, 110763), (19453, 103788), (20181, 100044), (21438, 94178), (23436, 86149), (24614, 82026), (25011, 80724), (25947, 77812), (26908, 75033), (27342, 73842), (33348, 60543), (34596, 58359), (36921, 54684), (38906, 51894), (40362, 50022), (41013, 49228), (42876, 47089)]