15438874

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:642

約数の個数: 24

約数和(自身を含む): 25701984

約数和(自身を除く): 10263110

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 487, 974, 1441, 2882, 5357, 10714, 15851, 31702, 58927, 63797, 117854, 127594, 701767, 1403534, 7719437, 15438874]

約数ペア:

[(1, 15438874), (2, 7719437), (11, 1403534), (22, 701767), (121, 127594), (131, 117854), (242, 63797), (262, 58927), (487, 31702), (974, 15851), (1441, 10714), (2882, 5357)]