20121747516

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{46381}}^1$

素因数の和:46513

約数の個数: 120

約数和(自身を含む): 57199766624

約数和(自身を除く): 37078019108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 103, 108, 117, 156, 162, 206, 234, 309, 324, 351, 412, 468, 618, 702, 927, 1053, 1236, 1339, 1404, 1854, 2106, 2678, 2781, 3708, 4017, 4212, 5356, 5562, 8034, 8343, 11124, 12051, 16068, 16686, 24102, 33372, 36153, 46381, 48204, 72306, 92762, 108459, 139143, 144612, 185524, 216918, 278286, 417429, 433836, 556572, 602953, 834858, 1205906, 1252287, 1669716, 1808859, 2411812, 2504574, 3617718, 3756861, 4777243, 5009148, 5426577, 7235436, 7513722, 9554486, 10853154, 14331729, 15027444, 16279731, 19108972, 21706308, 28663458, 32559462, 42995187, 48839193, 57326916, 62104159, 65118924, 85990374, 97678386, 124208318, 128985561, 171980748, 186312477, 195356772, 248416636, 257971122, 372624954, 386956683, 515942244, 558937431, 745249908, 773913366, 1117874862, 1547826732, 1676812293, 2235749724, 3353624586, 5030436879, 6707249172, 10060873758, 20121747516]

約数ペア:

[(1, 20121747516), (2, 10060873758), (3, 6707249172), (4, 5030436879), (6, 3353624586), (9, 2235749724), (12, 1676812293), (13, 1547826732), (18, 1117874862), (26, 773913366), (27, 745249908), (36, 558937431), (39, 515942244), (52, 386956683), (54, 372624954), (78, 257971122), (81, 248416636), (103, 195356772), (108, 186312477), (117, 171980748), (156, 128985561), (162, 124208318), (206, 97678386), (234, 85990374), (309, 65118924), (324, 62104159), (351, 57326916), (412, 48839193), (468, 42995187), (618, 32559462), (702, 28663458), (927, 21706308), (1053, 19108972), (1236, 16279731), (1339, 15027444), (1404, 14331729), (1854, 10853154), (2106, 9554486), (2678, 7513722), (2781, 7235436), (3708, 5426577), (4017, 5009148), (4212, 4777243), (5356, 3756861), (5562, 3617718), (8034, 2504574), (8343, 2411812), (11124, 1808859), (12051, 1669716), (16068, 1252287), (16686, 1205906), (24102, 834858), (33372, 602953), (36153, 556572), (46381, 433836), (48204, 417429), (72306, 278286), (92762, 216918), (108459, 185524), (139143, 144612)]