20167645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4937}}^1$

素因数の和:5004

約数の個数: 16

約数和(自身を含む): 26072640

約数和(自身を除く): 5904995

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 4937, 24685, 93803, 212291, 469015, 1061455, 4033529, 20167645]

約数ペア:

[(1, 20167645), (5, 4033529), (19, 1061455), (43, 469015), (95, 212291), (215, 93803), (817, 24685), (4085, 4937)]