19737858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6619}}^1$

素因数の和:6702

約数の個数: 32

約数和(自身を含む): 45757440

約数和(自身を除く): 26019582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 6619, 13238, 19857, 39714, 46333, 92666, 138999, 277998, 469949, 939898, 1409847, 2819694, 3289643, 6579286, 9868929, 19737858]

約数ペア:

[(1, 19737858), (2, 9868929), (3, 6579286), (6, 3289643), (7, 2819694), (14, 1409847), (21, 939898), (42, 469949), (71, 277998), (142, 138999), (213, 92666), (426, 46333), (497, 39714), (994, 19857), (1491, 13238), (2982, 6619)]