20983244

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 16756276

約数列:

[1, 2, 4, 47, 94, 188, 239, 467, 478, 934, 956, 1868, 11233, 21949, 22466, 43898, 44932, 87796, 111613, 223226, 446452, 5245811, 10491622, 20983244]

約数ペア:

[(1, 20983244), (2, 10491622), (4, 5245811), (47, 446452), (94, 223226), (188, 111613), (239, 87796), (467, 44932), (478, 43898), (934, 22466), (956, 21949), (1868, 11233)]