19338412

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 34624800

約数和(自身を除く): 15286388

約数列:

[1, 2, 4, 71, 142, 149, 284, 298, 457, 596, 914, 1828, 10579, 21158, 32447, 42316, 64894, 68093, 129788, 136186, 272372, 4834603, 9669206, 19338412]

約数ペア:

[(1, 19338412), (2, 9669206), (4, 4834603), (71, 272372), (142, 136186), (149, 129788), (284, 68093), (298, 64894), (457, 42316), (596, 32447), (914, 21158), (1828, 10579)]