20123595947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{439639}}^1$

素因数の和:440162

約数の個数: 16

約数和(自身を含む): 24816798720

約数和(自身を除く): 4693202773

約数列:

[1, 7, 13, 91, 503, 3521, 6539, 45773, 439639, 3077473, 5715307, 40007149, 221138417, 1547968919, 2874799421, 20123595947]

約数ペア:

[(1, 20123595947), (7, 2874799421), (13, 1547968919), (91, 221138417), (503, 40007149), (3521, 5715307), (6539, 3077473), (45773, 439639)]