1890668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 3607968

約数和(自身を除く): 1717300

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 353, 412, 706, 1339, 1412, 2678, 4589, 5356, 9178, 18356, 36359, 72718, 145436, 472667, 945334, 1890668]

約数ペア:

[(1, 1890668), (2, 945334), (4, 472667), (13, 145436), (26, 72718), (52, 36359), (103, 18356), (206, 9178), (353, 5356), (412, 4589), (706, 2678), (1339, 1412)]