20783688

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{12197}}^1$

素因数の和:12277

約数の個数: 32

約数和(自身を含む): 52695360

約数和(自身を除く): 31911672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 12197, 24394, 36591, 48788, 73182, 97576, 146364, 292728, 865987, 1731974, 2597961, 3463948, 5195922, 6927896, 10391844, 20783688]

約数ペア:

[(1, 20783688), (2, 10391844), (3, 6927896), (4, 5195922), (6, 3463948), (8, 2597961), (12, 1731974), (24, 865987), (71, 292728), (142, 146364), (213, 97576), (284, 73182), (426, 48788), (568, 36591), (852, 24394), (1704, 12197)]