1640803868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37290997}}^1$

素因数の和:37291012

約数の個数: 12

約数和(自身を含む): 3132443832

約数和(自身を除く): 1491639964

約数列:

[1, 2, 4, 11, 22, 44, 37290997, 74581994, 149163988, 410200967, 820401934, 1640803868]

約数ペア:

[(1, 1640803868), (2, 820401934), (4, 410200967), (11, 149163988), (22, 74581994), (44, 37290997)]