18726916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2417}}^1$

素因数の和:2583

約数の個数: 24

約数和(自身を含む): 35544600

約数和(自身を除く): 16817684

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 2417, 3874, 4834, 7748, 9668, 31421, 62842, 125684, 360133, 720266, 1440532, 4681729, 9363458, 18726916]

約数ペア:

[(1, 18726916), (2, 9363458), (4, 4681729), (13, 1440532), (26, 720266), (52, 360133), (149, 125684), (298, 62842), (596, 31421), (1937, 9668), (2417, 7748), (3874, 4834)]