20210584

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{68279}}^1$

素因数の和:68322

約数の個数: 16

約数和(自身を含む): 38919600

約数和(自身を除く): 18709016

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 68279, 136558, 273116, 546232, 2526323, 5052646, 10105292, 20210584]

約数ペア:

[(1, 20210584), (2, 10105292), (4, 5052646), (8, 2526323), (37, 546232), (74, 273116), (148, 136558), (296, 68279)]