20176590609

素因数分解:

$3^2\times 7^1\times {\mathrm{320263343}}^1$

素因数の和:320263356

約数の個数: 12

約数和(自身を含む): 33307387776

約数和(自身を除く): 13130797167

約数列:

[1, 3, 7, 9, 21, 63, 320263343, 960790029, 2241843401, 2882370087, 6725530203, 20176590609]

約数ペア:

[(1, 20176590609), (3, 6725530203), (7, 2882370087), (9, 2241843401), (21, 960790029), (63, 320263343)]