18869130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 96

約数和(自身を含む): 57103488

約数和(自身を除く): 38234358

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 61, 63, 70, 90, 105, 122, 126, 183, 210, 305, 315, 366, 427, 491, 549, 610, 630, 854, 915, 982, 1098, 1281, 1473, 1830, 2135, 2455, 2562, 2745, 2946, 3437, 3843, 4270, 4419, 4910, 5490, 6405, 6874, 7365, 7686, 8838, 10311, 12810, 14730, 17185, 19215, 20622, 22095, 29951, 30933, 34370, 38430, 44190, 51555, 59902, 61866, 89853, 103110, 149755, 154665, 179706, 209657, 269559, 299510, 309330, 419314, 449265, 539118, 628971, 898530, 1048285, 1257942, 1347795, 1886913, 2096570, 2695590, 3144855, 3773826, 6289710, 9434565, 18869130]

約数ペア:

[(1, 18869130), (2, 9434565), (3, 6289710), (5, 3773826), (6, 3144855), (7, 2695590), (9, 2096570), (10, 1886913), (14, 1347795), (15, 1257942), (18, 1048285), (21, 898530), (30, 628971), (35, 539118), (42, 449265), (45, 419314), (61, 309330), (63, 299510), (70, 269559), (90, 209657), (105, 179706), (122, 154665), (126, 149755), (183, 103110), (210, 89853), (305, 61866), (315, 59902), (366, 51555), (427, 44190), (491, 38430), (549, 34370), (610, 30933), (630, 29951), (854, 22095), (915, 20622), (982, 19215), (1098, 17185), (1281, 14730), (1473, 12810), (1830, 10311), (2135, 8838), (2455, 7686), (2562, 7365), (2745, 6874), (2946, 6405), (3437, 5490), (3843, 4910), (4270, 4419)]