1900743838

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{205397}}^1$

素因数の和:206067

約数の個数: 16

約数和(自身を含む): 3263363424

約数和(自身を除く): 1362619586

約数列:

[1, 2, 7, 14, 661, 1322, 4627, 9254, 205397, 410794, 1437779, 2875558, 135767417, 271534834, 950371919, 1900743838]

約数ペア:

[(1, 1900743838), (2, 950371919), (7, 271534834), (14, 135767417), (661, 2875558), (1322, 1437779), (4627, 410794), (9254, 205397)]