31540228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1861}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 58392320

約数和(自身を除く): 26852092

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 1861, 3722, 4237, 7444, 8474, 16948, 35359, 70718, 141436, 415003, 830006, 1660012, 7885057, 15770114, 31540228]

約数ペア:

[(1, 31540228), (2, 15770114), (4, 7885057), (19, 1660012), (38, 830006), (76, 415003), (223, 141436), (446, 70718), (892, 35359), (1861, 16948), (3722, 8474), (4237, 7444)]