20390331314

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1\times {\mathrm{494359}}^1$

素因数の和:494905

約数の個数: 16

約数和(自身を含む): 31393837440

約数和(自身を除く): 11003506126

約数列:

[1, 2, 41, 82, 503, 1006, 20623, 41246, 494359, 988718, 20268719, 40537438, 248662577, 497325154, 10195165657, 20390331314]

約数ペア:

[(1, 20390331314), (2, 10195165657), (41, 497325154), (82, 248662577), (503, 40537438), (1006, 20268719), (20623, 988718), (41246, 494359)]