18165628908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{17981}}^1$

素因数の和:18228

約数の個数: 144

約数和(自身を含む): 55505399040

約数和(自身を除く): 37339770132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 211, 228, 252, 266, 342, 399, 422, 532, 633, 684, 798, 844, 1197, 1266, 1477, 1596, 1899, 2394, 2532, 2954, 3798, 4009, 4431, 4788, 5908, 7596, 8018, 8862, 12027, 13293, 16036, 17724, 17981, 24054, 26586, 28063, 35962, 36081, 48108, 53172, 53943, 56126, 71924, 72162, 84189, 107886, 112252, 125867, 144324, 161829, 168378, 215772, 251734, 252567, 323658, 336756, 341639, 377601, 503468, 505134, 647316, 683278, 755202, 1010268, 1024917, 1132803, 1366556, 1510404, 2049834, 2265606, 2391473, 3074751, 3793991, 4099668, 4531212, 4782946, 6149502, 7174419, 7587982, 9565892, 11381973, 12299004, 14348838, 15175964, 21523257, 22763946, 26557937, 28697676, 34145919, 43046514, 45527892, 53115874, 68291838, 72085829, 79673811, 86093028, 106231748, 136583676, 144171658, 159347622, 216257487, 239021433, 288343316, 318695244, 432514974, 478042866, 504600803, 648772461, 865029948, 956085732, 1009201606, 1297544922, 1513802409, 2018403212, 2595089844, 3027604818, 4541407227, 6055209636, 9082814454, 18165628908]

約数ペア:

[(1, 18165628908), (2, 9082814454), (3, 6055209636), (4, 4541407227), (6, 3027604818), (7, 2595089844), (9, 2018403212), (12, 1513802409), (14, 1297544922), (18, 1009201606), (19, 956085732), (21, 865029948), (28, 648772461), (36, 504600803), (38, 478042866), (42, 432514974), (57, 318695244), (63, 288343316), (76, 239021433), (84, 216257487), (114, 159347622), (126, 144171658), (133, 136583676), (171, 106231748), (211, 86093028), (228, 79673811), (252, 72085829), (266, 68291838), (342, 53115874), (399, 45527892), (422, 43046514), (532, 34145919), (633, 28697676), (684, 26557937), (798, 22763946), (844, 21523257), (1197, 15175964), (1266, 14348838), (1477, 12299004), (1596, 11381973), (1899, 9565892), (2394, 7587982), (2532, 7174419), (2954, 6149502), (3798, 4782946), (4009, 4531212), (4431, 4099668), (4788, 3793991), (5908, 3074751), (7596, 2391473), (8018, 2265606), (8862, 2049834), (12027, 1510404), (13293, 1366556), (16036, 1132803), (17724, 1024917), (17981, 1010268), (24054, 755202), (26586, 683278), (28063, 647316), (35962, 505134), (36081, 503468), (48108, 377601), (53172, 341639), (53943, 336756), (56126, 323658), (71924, 252567), (72162, 251734), (84189, 215772), (107886, 168378), (112252, 161829), (125867, 144324)]