18830768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106993}}^1$

素因数の和:107012

約数の個数: 20

約数和(自身を含む): 39801768

約数和(自身を除く): 20971000

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106993, 213986, 427972, 855944, 1176923, 1711888, 2353846, 4707692, 9415384, 18830768]

約数ペア:

[(1, 18830768), (2, 9415384), (4, 4707692), (8, 2353846), (11, 1711888), (16, 1176923), (22, 855944), (44, 427972), (88, 213986), (176, 106993)]