19802928

素因数分解:

$2^4\times 3^1\times {\mathrm{412561}}^1$

素因数の和:412572

約数の個数: 20

約数和(自身を含む): 51157688

約数和(自身を除く): 31354760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 412561, 825122, 1237683, 1650244, 2475366, 3300488, 4950732, 6600976, 9901464, 19802928]

約数ペア:

[(1, 19802928), (2, 9901464), (3, 6600976), (4, 4950732), (6, 3300488), (8, 2475366), (12, 1650244), (16, 1237683), (24, 825122), (48, 412561)]