20474129

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 2387311

約数列:

[1, 13, 41, 107, 359, 533, 1391, 4387, 4667, 14719, 38413, 57031, 191347, 499369, 1574933, 20474129]

約数ペア:

[(1, 20474129), (13, 1574933), (41, 499369), (107, 191347), (359, 57031), (533, 38413), (1391, 14719), (4387, 4667)]