20138928

素因数分解:

$2^4\times 3^1\times {\mathrm{419561}}^1$

素因数の和:419572

約数の個数: 20

約数和(自身を含む): 52025688

約数和(自身を除く): 31886760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 419561, 839122, 1258683, 1678244, 2517366, 3356488, 5034732, 6712976, 10069464, 20138928]

約数ペア:

[(1, 20138928), (2, 10069464), (3, 6712976), (4, 5034732), (6, 3356488), (8, 2517366), (12, 1678244), (16, 1258683), (24, 839122), (48, 419561)]