18057100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3407}}^1$

素因数の和:3474

約数の個数: 36

約数和(自身を含む): 39934944

約数和(自身を除く): 21877844

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 3407, 5300, 6814, 13628, 17035, 34070, 68140, 85175, 170350, 180571, 340700, 361142, 722284, 902855, 1805710, 3611420, 4514275, 9028550, 18057100]

約数ペア:

[(1, 18057100), (2, 9028550), (4, 4514275), (5, 3611420), (10, 1805710), (20, 902855), (25, 722284), (50, 361142), (53, 340700), (100, 180571), (106, 170350), (212, 85175), (265, 68140), (530, 34070), (1060, 17035), (1325, 13628), (2650, 6814), (3407, 5300)]