20190668

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{95239}}^1$

素因数の和:95296

約数の個数: 12

約数和(自身を含む): 36000720

約数和(自身を除く): 15810052

約数列:

[1, 2, 4, 53, 106, 212, 95239, 190478, 380956, 5047667, 10095334, 20190668]

約数ペア:

[(1, 20190668), (2, 10095334), (4, 5047667), (53, 380956), (106, 190478), (212, 95239)]