19775564

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1129}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 36069600

約数和(自身を除く): 16294036

約数列:

[1, 2, 4, 29, 58, 116, 151, 302, 604, 1129, 2258, 4379, 4516, 8758, 17516, 32741, 65482, 130964, 170479, 340958, 681916, 4943891, 9887782, 19775564]

約数ペア:

[(1, 19775564), (2, 9887782), (4, 4943891), (29, 681916), (58, 340958), (116, 170479), (151, 130964), (302, 65482), (604, 32741), (1129, 17516), (2258, 8758), (4379, 4516)]