2021819930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15552461}}^1$

素因数の和:15552481

約数の個数: 16

約数和(自身を含む): 3919220424

約数和(自身を除く): 1897400494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15552461, 31104922, 77762305, 155524610, 202181993, 404363986, 1010909965, 2021819930]

約数ペア:

[(1, 2021819930), (2, 1010909965), (5, 404363986), (10, 202181993), (13, 155524610), (26, 77762305), (65, 31104922), (130, 15552461)]