20156072433

素因数分解:

$3^1\times 7^2\times {\mathrm{137116139}}^1$

素因数の和:137116156

約数の個数: 12

約数和(自身を含む): 31262479920

約数和(自身を除く): 11106407487

約数列:

[1, 3, 7, 21, 49, 147, 137116139, 411348417, 959812973, 2879438919, 6718690811, 20156072433]

約数ペア:

[(1, 20156072433), (3, 6718690811), (7, 2879438919), (21, 959812973), (49, 411348417), (147, 137116139)]