20675459

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2423}}^1$

素因数の和:2506

約数の個数: 16

約数和(自身を含む): 25132032

約数和(自身を除く): 4456573

約数列:

[1, 7, 23, 53, 161, 371, 1219, 2423, 8533, 16961, 55729, 128419, 390103, 898933, 2953637, 20675459]

約数ペア:

[(1, 20675459), (7, 2953637), (23, 898933), (53, 390103), (161, 128419), (371, 55729), (1219, 16961), (2423, 8533)]