18541380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2197

約数の個数: 96

約数和(自身を含む): 61020288

約数和(自身を除く): 42478908

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2161, 2860, 4290, 4322, 6483, 8580, 8644, 10805, 12966, 21610, 23771, 25932, 28093, 32415, 43220, 47542, 56186, 64830, 71313, 84279, 95084, 112372, 118855, 129660, 140465, 142626, 168558, 237710, 280930, 285252, 309023, 337116, 356565, 421395, 475420, 561860, 618046, 713130, 842790, 927069, 1236092, 1426260, 1545115, 1685580, 1854138, 3090230, 3708276, 4635345, 6180460, 9270690, 18541380]

約数ペア:

[(1, 18541380), (2, 9270690), (3, 6180460), (4, 4635345), (5, 3708276), (6, 3090230), (10, 1854138), (11, 1685580), (12, 1545115), (13, 1426260), (15, 1236092), (20, 927069), (22, 842790), (26, 713130), (30, 618046), (33, 561860), (39, 475420), (44, 421395), (52, 356565), (55, 337116), (60, 309023), (65, 285252), (66, 280930), (78, 237710), (110, 168558), (130, 142626), (132, 140465), (143, 129660), (156, 118855), (165, 112372), (195, 95084), (220, 84279), (260, 71313), (286, 64830), (330, 56186), (390, 47542), (429, 43220), (572, 32415), (660, 28093), (715, 25932), (780, 23771), (858, 21610), (1430, 12966), (1716, 10805), (2145, 8644), (2161, 8580), (2860, 6483), (4290, 4322)]