17620497

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5059}}^1$

素因数の和:5114

約数の個数: 20

約数和(自身を含む): 26939440

約数和(自身を除く): 9318943

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5059, 15177, 45531, 136593, 217537, 409779, 652611, 1957833, 5873499, 17620497]

約数ペア:

[(1, 17620497), (3, 5873499), (9, 1957833), (27, 652611), (43, 409779), (81, 217537), (129, 136593), (387, 45531), (1161, 15177), (3483, 5059)]