20125971921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{3797}}^1\times {\mathrm{160621}}^1$

素因数の和:164432

約数の個数: 16

約数和(自身を含む): 29282033088

約数和(自身を除く): 9156061167

約数列:

[1, 3, 11, 33, 3797, 11391, 41767, 125301, 160621, 481863, 1766831, 5300493, 609877937, 1829633811, 6708657307, 20125971921]

約数ペア:

[(1, 20125971921), (3, 6708657307), (11, 1829633811), (33, 609877937), (3797, 5300493), (11391, 1766831), (41767, 481863), (125301, 160621)]