20893598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15569}}^1$

素因数の和:15643

約数の個数: 16

約数和(自身を含む): 34752240

約数和(自身を除く): 13858642

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15569, 31138, 171259, 342518, 949709, 1899418, 10446799, 20893598]

約数ペア:

[(1, 20893598), (2, 10446799), (11, 1899418), (22, 949709), (61, 342518), (122, 171259), (671, 31138), (1342, 15569)]