19994733

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1453}}^1$

素因数の和:1609

約数の個数: 24

約数和(自身を含む): 31755360

約数和(自身を除く): 11760627

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 1251, 1453, 1529, 4359, 4587, 13077, 13761, 15983, 47949, 143847, 201967, 605901, 1817703, 2221637, 6664911, 19994733]

約数ペア:

[(1, 19994733), (3, 6664911), (9, 2221637), (11, 1817703), (33, 605901), (99, 201967), (139, 143847), (417, 47949), (1251, 15983), (1453, 13761), (1529, 13077), (4359, 4587)]