20492896

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{4079}}^1$

素因数の和:4246

約数の個数: 24

約数和(自身を含む): 40612320

約数和(自身を除く): 20119424

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 4079, 5024, 8158, 16316, 32632, 65264, 130528, 640403, 1280806, 2561612, 5123224, 10246448, 20492896]

約数ペア:

[(1, 20492896), (2, 10246448), (4, 5123224), (8, 2561612), (16, 1280806), (32, 640403), (157, 130528), (314, 65264), (628, 32632), (1256, 16316), (2512, 8158), (4079, 5024)]