19929340

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3677}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 42017472

約数和(自身を除く): 22088132

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 3677, 5420, 7354, 14708, 18385, 36770, 73540, 996467, 1992934, 3985868, 4982335, 9964670, 19929340]

約数ペア:

[(1, 19929340), (2, 9964670), (4, 4982335), (5, 3985868), (10, 1992934), (20, 996467), (271, 73540), (542, 36770), (1084, 18385), (1355, 14708), (2710, 7354), (3677, 5420)]