20447866

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1$

素因数の和:1373

約数の個数: 16

約数和(自身を含む): 31428000

約数和(自身を除く): 10980134

約数列:

[1, 2, 59, 118, 149, 298, 1163, 2326, 8791, 17582, 68617, 137234, 173287, 346574, 10223933, 20447866]

約数ペア:

[(1, 20447866), (2, 10223933), (59, 346574), (118, 173287), (149, 137234), (298, 68617), (1163, 17582), (2326, 8791)]