19963360

素因数分解:

$2^5\times 5^1\times {\mathrm{124771}}^1$

素因数の和:124786

約数の個数: 24

約数和(自身を含む): 47163816

約数和(自身を除く): 27200456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 124771, 249542, 499084, 623855, 998168, 1247710, 1996336, 2495420, 3992672, 4990840, 9981680, 19963360]

約数ペア:

[(1, 19963360), (2, 9981680), (4, 4990840), (5, 3992672), (8, 2495420), (10, 1996336), (16, 1247710), (20, 998168), (32, 623855), (40, 499084), (80, 249542), (160, 124771)]