20180065

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1021}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 25018560

約数和(自身を除く): 4838495

約数列:

[1, 5, 59, 67, 295, 335, 1021, 3953, 5105, 19765, 60239, 68407, 301195, 342035, 4036013, 20180065]

約数ペア:

[(1, 20180065), (5, 4036013), (59, 342035), (67, 301195), (295, 68407), (335, 60239), (1021, 19765), (3953, 5105)]