18195438

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1776

約数の個数: 32

約数和(自身を含む): 38476800

約数和(自身を除く): 20281362

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1669, 1817, 3338, 3634, 5007, 5451, 10014, 10902, 38387, 76774, 115161, 131851, 230322, 263702, 395553, 791106, 3032573, 6065146, 9097719, 18195438]

約数ペア:

[(1, 18195438), (2, 9097719), (3, 6065146), (6, 3032573), (23, 791106), (46, 395553), (69, 263702), (79, 230322), (138, 131851), (158, 115161), (237, 76774), (474, 38387), (1669, 10902), (1817, 10014), (3338, 5451), (3634, 5007)]