20189548

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 36401904

約数和(自身を除く): 16212356

約数列:

[1, 2, 4, 41, 82, 164, 307, 401, 614, 802, 1228, 1604, 12587, 16441, 25174, 32882, 50348, 65764, 123107, 246214, 492428, 5047387, 10094774, 20189548]

約数ペア:

[(1, 20189548), (2, 10094774), (4, 5047387), (41, 492428), (82, 246214), (164, 123107), (307, 65764), (401, 50348), (614, 32882), (802, 25174), (1228, 16441), (1604, 12587)]