18626580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14783}}^1$

素因数の和:14805

約数の個数: 72

約数和(自身を含む): 64576512

約数和(自身を除く): 45949932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14783, 29566, 44349, 59132, 73915, 88698, 103481, 133047, 147830, 177396, 206962, 221745, 266094, 295660, 310443, 413924, 443490, 517405, 532188, 620886, 665235, 886980, 931329, 1034810, 1241772, 1330470, 1552215, 1862658, 2069620, 2660940, 3104430, 3725316, 4656645, 6208860, 9313290, 18626580]

約数ペア:

[(1, 18626580), (2, 9313290), (3, 6208860), (4, 4656645), (5, 3725316), (6, 3104430), (7, 2660940), (9, 2069620), (10, 1862658), (12, 1552215), (14, 1330470), (15, 1241772), (18, 1034810), (20, 931329), (21, 886980), (28, 665235), (30, 620886), (35, 532188), (36, 517405), (42, 443490), (45, 413924), (60, 310443), (63, 295660), (70, 266094), (84, 221745), (90, 206962), (105, 177396), (126, 147830), (140, 133047), (180, 103481), (210, 88698), (252, 73915), (315, 59132), (420, 44349), (630, 29566), (1260, 14783)]