20172596612

素因数分解:

$2^2\times 7^1\times {\mathrm{720449879}}^1$

素因数の和:720449890

約数の個数: 12

約数和(自身を含む): 40345193280

約数和(自身を除く): 20172596668

約数列:

[1, 2, 4, 7, 14, 28, 720449879, 1440899758, 2881799516, 5043149153, 10086298306, 20172596612]

約数ペア:

[(1, 20172596612), (2, 10086298306), (4, 5043149153), (7, 2881799516), (14, 1440899758), (28, 720449879)]