20925164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23671}}^1$

素因数の和:23705

約数の個数: 24

約数和(自身を含む): 41757408

約数和(自身を除く): 20832244

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23671, 47342, 94684, 307723, 402407, 615446, 804814, 1230892, 1609628, 5231291, 10462582, 20925164]

約数ペア:

[(1, 20925164), (2, 10462582), (4, 5231291), (13, 1609628), (17, 1230892), (26, 804814), (34, 615446), (52, 402407), (68, 307723), (221, 94684), (442, 47342), (884, 23671)]