20219813199

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97680257}}^1$

素因数の和:97680286

約数の個数: 12

約数和(自身を含む): 30476240496

約数和(自身を除く): 10256427297

約数列:

[1, 3, 9, 23, 69, 207, 97680257, 293040771, 879122313, 2246645911, 6739937733, 20219813199]

約数ペア:

[(1, 20219813199), (3, 6739937733), (9, 2246645911), (23, 879122313), (69, 293040771), (207, 97680257)]