2021981392

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{1159393}}^1$

素因数の和:1159510

約数の個数: 20

約数和(自身を含む): 3953533540

約数和(自身を除く): 1931552148

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 1159393, 2318786, 4637572, 9275144, 18550288, 126373837, 252747674, 505495348, 1010990696, 2021981392]

約数ペア:

[(1, 2021981392), (2, 1010990696), (4, 505495348), (8, 252747674), (16, 126373837), (109, 18550288), (218, 9275144), (436, 4637572), (872, 2318786), (1744, 1159393)]