20841496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8713}}^1$

素因数の和:8755

約数の個数: 32

約数和(自身を含む): 43918560

約数和(自身を除く): 23077064

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8713, 17426, 34852, 69704, 113269, 200399, 226538, 400798, 453076, 801596, 906152, 1603192, 2605187, 5210374, 10420748, 20841496]

約数ペア:

[(1, 20841496), (2, 10420748), (4, 5210374), (8, 2605187), (13, 1603192), (23, 906152), (26, 801596), (46, 453076), (52, 400798), (92, 226538), (104, 200399), (184, 113269), (299, 69704), (598, 34852), (1196, 17426), (2392, 8713)]