20181830990

素因数分解:

$2^1\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1898573}}^1$

素因数の和:1899643

約数の個数: 16

約数和(自身を含む): 36361489248

約数和(自身を除く): 16179658258

約数列:

[1, 2, 5, 10, 1063, 2126, 5315, 10630, 1898573, 3797146, 9492865, 18985730, 2018183099, 4036366198, 10090915495, 20181830990]

約数ペア:

[(1, 20181830990), (2, 10090915495), (5, 4036366198), (10, 2018183099), (1063, 18985730), (2126, 9492865), (5315, 3797146), (10630, 1898573)]