20732040243

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{135503531}}^1$

素因数の和:135503554

約数の個数: 12

約数和(自身を含む): 31707826488

約数和(自身を除く): 10975786245

約数列:

[1, 3, 9, 17, 51, 153, 135503531, 406510593, 1219531779, 2303560027, 6910680081, 20732040243]

約数ペア:

[(1, 20732040243), (3, 6910680081), (9, 2303560027), (17, 1219531779), (51, 406510593), (153, 135503531)]