20169551

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:370

約数の個数: 16

約数和(自身を含む): 21898944

約数和(自身を除く): 1729393

約数列:

[1, 23, 37, 137, 173, 851, 3151, 3979, 5069, 6401, 23701, 116587, 147223, 545123, 876937, 20169551]

約数ペア:

[(1, 20169551), (23, 876937), (37, 545123), (137, 147223), (173, 116587), (851, 23701), (3151, 6401), (3979, 5069)]