20188965885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122357369}}^1$

素因数の和:122357388

約数の個数: 16

約数和(自身を含む): 35238922560

約数和(自身を除く): 15049956675

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 122357369, 367072107, 611786845, 1345931059, 1835360535, 4037793177, 6729655295, 20188965885]

約数ペア:

[(1, 20188965885), (3, 6729655295), (5, 4037793177), (11, 1835360535), (15, 1345931059), (33, 611786845), (55, 367072107), (165, 122357369)]