128260432

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{22709}}^1$

素因数の和:23070

約数の個数: 20

約数和(自身を含む): 249219540

約数和(自身を除く): 120959108

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 5648, 22709, 45418, 90836, 181672, 363344, 8016277, 16032554, 32065108, 64130216, 128260432]

約数ペア:

[(1, 128260432), (2, 64130216), (4, 32065108), (8, 16032554), (16, 8016277), (353, 363344), (706, 181672), (1412, 90836), (2824, 45418), (5648, 22709)]