20161279983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13971781}}^1$

素因数の和:13971834

約数の個数: 16

約数和(自身を含む): 29731952096

約数和(自身を除く): 9570672113

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 13971781, 41915343, 181633153, 516955897, 544899459, 1550867691, 6720426661, 20161279983]

約数ペア:

[(1, 20161279983), (3, 6720426661), (13, 1550867691), (37, 544899459), (39, 516955897), (111, 181633153), (481, 41915343), (1443, 13971781)]