20215043815

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{66343}}^1$

素因数の和:66906

約数の個数: 16

約数和(自身を含む): 24480936000

約数和(自身を除く): 4265892185

約数列:

[1, 5, 149, 409, 745, 2045, 60941, 66343, 304705, 331715, 9885107, 27134287, 49425535, 135671435, 4043008763, 20215043815]

約数ペア:

[(1, 20215043815), (5, 4043008763), (149, 135671435), (409, 49425535), (745, 27134287), (2045, 9885107), (60941, 331715), (66343, 304705)]