25219216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{143291}}^1$

素因数の和:143310

約数の個数: 20

約数和(自身を含む): 53304624

約数和(自身を除く): 28085408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 143291, 286582, 573164, 1146328, 1576201, 2292656, 3152402, 6304804, 12609608, 25219216]

約数ペア:

[(1, 25219216), (2, 12609608), (4, 6304804), (8, 3152402), (11, 2292656), (16, 1576201), (22, 1146328), (44, 573164), (88, 286582), (176, 143291)]