18448926717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{672901}}^1$

素因数の和:672973

約数の個数: 32

約数和(自身を含む): 28638709120

約数和(自身を除く): 10189782403

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 247, 481, 703, 741, 1443, 2109, 9139, 27417, 672901, 2018703, 8747713, 12785119, 24897337, 26243139, 38355357, 74692011, 166206547, 323665381, 473049403, 498619641, 970996143, 1419148209, 6149642239, 18448926717]

約数ペア:

[(1, 18448926717), (3, 6149642239), (13, 1419148209), (19, 970996143), (37, 498619641), (39, 473049403), (57, 323665381), (111, 166206547), (247, 74692011), (481, 38355357), (703, 26243139), (741, 24897337), (1443, 12785119), (2109, 8747713), (9139, 2018703), (27417, 672901)]