39949996

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 71414784

約数和(自身を除く): 31464788

約数列:

[1, 2, 4, 71, 142, 163, 284, 326, 652, 863, 1726, 3452, 11573, 23146, 46292, 61273, 122546, 140669, 245092, 281338, 562676, 9987499, 19974998, 39949996]

約数ペア:

[(1, 39949996), (2, 19974998), (4, 9987499), (71, 562676), (142, 281338), (163, 245092), (284, 140669), (326, 122546), (652, 61273), (863, 46292), (1726, 23146), (3452, 11573)]