20465856005

素因数分解:

$5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{972943}}^1$

素因数の和:973556

約数の個数: 16

約数和(自身を含む): 28114189824

約数和(自身を除く): 7648333819

約数列:

[1, 5, 7, 35, 601, 3005, 4207, 21035, 972943, 4864715, 6810601, 34053005, 584738743, 2923693715, 4093171201, 20465856005]

約数ペア:

[(1, 20465856005), (5, 4093171201), (7, 2923693715), (35, 584738743), (601, 34053005), (3005, 6810601), (4207, 4864715), (21035, 972943)]