18377942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19427}}^1$

素因数の和:19483

約数の個数: 16

約数和(自身を含む): 30773952

約数和(自身を除く): 12396010

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 19427, 38854, 213697, 427394, 835361, 1670722, 9188971, 18377942]

約数ペア:

[(1, 18377942), (2, 9188971), (11, 1670722), (22, 835361), (43, 427394), (86, 213697), (473, 38854), (946, 19427)]