220886408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{890671}}^1$

素因数の和:890708

約数の個数: 16

約数和(自身を含む): 427522560

約数和(自身を除く): 206636152

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 890671, 1781342, 3562684, 7125368, 27610801, 55221602, 110443204, 220886408]

約数ペア:

[(1, 220886408), (2, 110443204), (4, 55221602), (8, 27610801), (31, 7125368), (62, 3562684), (124, 1781342), (248, 890671)]