20221545

素因数分解:

$3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3557}}^1$

素因数の和:3944

約数の個数: 16

約数和(自身を含む): 32448960

約数和(自身を除く): 12227415

約数列:

[1, 3, 5, 15, 379, 1137, 1895, 3557, 5685, 10671, 17785, 53355, 1348103, 4044309, 6740515, 20221545]

約数ペア:

[(1, 20221545), (3, 6740515), (5, 4044309), (15, 1348103), (379, 53355), (1137, 17785), (1895, 10671), (3557, 5685)]