19725252

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{4019}}^1$

素因数の和:4435

約数の個数: 24

約数和(自身を含む): 46149600

約数和(自身を除く): 26424348

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4019, 4908, 8038, 12057, 16076, 24114, 48228, 1643771, 3287542, 4931313, 6575084, 9862626, 19725252]

約数ペア:

[(1, 19725252), (2, 9862626), (3, 6575084), (4, 4931313), (6, 3287542), (12, 1643771), (409, 48228), (818, 24114), (1227, 16076), (1636, 12057), (2454, 8038), (4019, 4908)]