17885804

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 32114880

約数和(自身を除く): 14229076

約数列:

[1, 2, 4, 53, 106, 212, 239, 353, 478, 706, 956, 1412, 12667, 18709, 25334, 37418, 50668, 74836, 84367, 168734, 337468, 4471451, 8942902, 17885804]

約数ペア:

[(1, 17885804), (2, 8942902), (4, 4471451), (53, 337468), (106, 168734), (212, 84367), (239, 74836), (353, 50668), (478, 37418), (706, 25334), (956, 18709), (1412, 12667)]