18710718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2473}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 40731936

約数和(自身を除く): 22021218

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2473, 2522, 3783, 4946, 7419, 7566, 14838, 32149, 64298, 96447, 192894, 239881, 479762, 719643, 1439286, 3118453, 6236906, 9355359, 18710718]

約数ペア:

[(1, 18710718), (2, 9355359), (3, 6236906), (6, 3118453), (13, 1439286), (26, 719643), (39, 479762), (78, 239881), (97, 192894), (194, 96447), (291, 64298), (582, 32149), (1261, 14838), (2473, 7566), (2522, 7419), (3783, 4946)]