20524205

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 27037152

約数和(自身を除く): 6512947

約数列:

[1, 5, 13, 65, 107, 169, 227, 535, 845, 1135, 1391, 2951, 6955, 14755, 18083, 24289, 38363, 90415, 121445, 191815, 315757, 1578785, 4104841, 20524205]

約数ペア:

[(1, 20524205), (5, 4104841), (13, 1578785), (65, 315757), (107, 191815), (169, 121445), (227, 90415), (535, 38363), (845, 24289), (1135, 18083), (1391, 14755), (2951, 6955)]