20171204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{162671}}^1$

素因数の和:162706

約数の個数: 12

約数和(自身を含む): 36438528

約数和(自身を除く): 16267324

約数列:

[1, 2, 4, 31, 62, 124, 162671, 325342, 650684, 5042801, 10085602, 20171204]

約数ペア:

[(1, 20171204), (2, 10085602), (4, 5042801), (31, 650684), (62, 325342), (124, 162671)]