20145352479

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6110207}}^1$

素因数の和:6110374

約数の個数: 16

約数和(自身を含む): 30893211648

約数和(自身を除く): 10747859169

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 6110207, 18330621, 42771449, 128314347, 959302499, 2877907497, 6715117493, 20145352479]

約数ペア:

[(1, 20145352479), (3, 6715117493), (7, 2877907497), (21, 959302499), (157, 128314347), (471, 42771449), (1099, 18330621), (3297, 6110207)]