20152485

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19471}}^1$

素因数の和:19505

約数の個数: 24

約数和(自身を含む): 36451584

約数和(自身を除く): 16299099

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19471, 58413, 97355, 175239, 292065, 447833, 876195, 1343499, 2239165, 4030497, 6717495, 20152485]

約数ペア:

[(1, 20152485), (3, 6717495), (5, 4030497), (9, 2239165), (15, 1343499), (23, 876195), (45, 447833), (69, 292065), (115, 175239), (207, 97355), (345, 58413), (1035, 19471)]