66606544

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{244877}}^1$

素因数の和:244902

約数の個数: 20

約数和(自身を含む): 136641924

約数和(自身を除く): 70035380

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 244877, 489754, 979508, 1959016, 3918032, 4162909, 8325818, 16651636, 33303272, 66606544]

約数ペア:

[(1, 66606544), (2, 33303272), (4, 16651636), (8, 8325818), (16, 4162909), (17, 3918032), (34, 1959016), (68, 979508), (136, 489754), (272, 244877)]