31218490

素因数分解:

$2^1\times 5^1\times {\mathrm{797}}^1\times {\mathrm{3917}}^1$

素因数の和:4721

約数の個数: 16

約数和(自身を含む): 56278152

約数和(自身を除く): 25059662

約数列:

[1, 2, 5, 10, 797, 1594, 3917, 3985, 7834, 7970, 19585, 39170, 3121849, 6243698, 15609245, 31218490]

約数ペア:

[(1, 31218490), (2, 15609245), (5, 6243698), (10, 3121849), (797, 39170), (1594, 19585), (3917, 7970), (3985, 7834)]