20388134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 35199360

約数和(自身を除く): 14811226

約数列:

[1, 2, 13, 17, 26, 34, 193, 221, 239, 386, 442, 478, 2509, 3107, 3281, 4063, 5018, 6214, 6562, 8126, 42653, 46127, 52819, 85306, 92254, 105638, 599651, 784159, 1199302, 1568318, 10194067, 20388134]

約数ペア:

[(1, 20388134), (2, 10194067), (13, 1568318), (17, 1199302), (26, 784159), (34, 599651), (193, 105638), (221, 92254), (239, 85306), (386, 52819), (442, 46127), (478, 42653), (2509, 8126), (3107, 6562), (3281, 6214), (4063, 5018)]