1640609826

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{11888477}}^1$

素因数の和:11888505

約数の個数: 16

約数和(自身を含む): 3423881664

約数和(自身を除く): 1783271838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 11888477, 23776954, 35665431, 71330862, 273434971, 546869942, 820304913, 1640609826]

約数ペア:

[(1, 1640609826), (2, 820304913), (3, 546869942), (6, 273434971), (23, 71330862), (46, 35665431), (69, 23776954), (138, 11888477)]