20420408

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{88019}}^1$

素因数の和:88054

約数の個数: 16

約数和(自身を含む): 39609000

約数和(自身を除く): 19188592

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 88019, 176038, 352076, 704152, 2552551, 5105102, 10210204, 20420408]

約数ペア:

[(1, 20420408), (2, 10210204), (4, 5105102), (8, 2552551), (29, 704152), (58, 352076), (116, 176038), (232, 88019)]