18620700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{8867}}^1$

素因数の和:8891

約数の個数: 72

約数和(自身を含む): 61579392

約数和(自身を除く): 42958692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 8867, 17734, 26601, 35468, 44335, 53202, 62069, 88670, 106404, 124138, 133005, 177340, 186207, 221675, 248276, 266010, 310345, 372414, 443350, 532020, 620690, 665025, 744828, 886700, 931035, 1241380, 1330050, 1551725, 1862070, 2660100, 3103450, 3724140, 4655175, 6206900, 9310350, 18620700]

約数ペア:

[(1, 18620700), (2, 9310350), (3, 6206900), (4, 4655175), (5, 3724140), (6, 3103450), (7, 2660100), (10, 1862070), (12, 1551725), (14, 1330050), (15, 1241380), (20, 931035), (21, 886700), (25, 744828), (28, 665025), (30, 620690), (35, 532020), (42, 443350), (50, 372414), (60, 310345), (70, 266010), (75, 248276), (84, 221675), (100, 186207), (105, 177340), (140, 133005), (150, 124138), (175, 106404), (210, 88670), (300, 62069), (350, 53202), (420, 44335), (525, 35468), (700, 26601), (1050, 17734), (2100, 8867)]