2019411472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9708709}}^1$

素因数の和:9708730

約数の個数: 20

約数和(自身を含む): 4213580140

約数和(自身を除く): 2194168668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9708709, 19417418, 38834836, 77669672, 126213217, 155339344, 252426434, 504852868, 1009705736, 2019411472]

約数ペア:

[(1, 2019411472), (2, 1009705736), (4, 504852868), (8, 252426434), (13, 155339344), (16, 126213217), (26, 77669672), (52, 38834836), (104, 19417418), (208, 9708709)]