20571457535

素因数分解:

$5^1\times {\mathrm{307}}^1\times {\mathrm{1301}}^1\times {\mathrm{10301}}^1$

素因数の和:11914

約数の個数: 16

約数和(自身を含む): 24787600992

約数和(自身を除く): 4216143457

約数列:

[1, 5, 307, 1301, 1535, 6505, 10301, 51505, 399407, 1997035, 3162407, 13401601, 15812035, 67008005, 4114291507, 20571457535]

約数ペア:

[(1, 20571457535), (5, 4114291507), (307, 67008005), (1301, 15812035), (1535, 13401601), (6505, 3162407), (10301, 1997035), (51505, 399407)]