18996847961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{355633}}^1$

素因数の和:356240

約数の個数: 16

約数和(自身を含む): 23420632704

約数和(自身を除く): 4423784743

約数列:

[1, 7, 13, 91, 587, 4109, 7631, 53417, 355633, 2489431, 4623229, 32362603, 208756571, 1461295997, 2713835423, 18996847961]

約数ペア:

[(1, 18996847961), (7, 2713835423), (13, 1461295997), (91, 208756571), (587, 32362603), (4109, 4623229), (7631, 2489431), (53417, 355633)]