20173949901

素因数分解:

$3^2\times 7^1\times {\mathrm{320221427}}^1$

素因数の和:320221440

約数の個数: 12

約数和(自身を含む): 33303028512

約数和(自身を除く): 13129078611

約数列:

[1, 3, 7, 9, 21, 63, 320221427, 960664281, 2241549989, 2881992843, 6724649967, 20173949901]

約数ペア:

[(1, 20173949901), (3, 6724649967), (7, 2881992843), (9, 2241549989), (21, 960664281), (63, 320221427)]