20475370

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{193}}^1$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 37409796

約数和(自身を除く): 16934426

約数列:

[1, 2, 5, 10, 103, 193, 206, 386, 515, 965, 1030, 1930, 10609, 19879, 21218, 39758, 53045, 99395, 106090, 198790, 2047537, 4095074, 10237685, 20475370]

約数ペア:

[(1, 20475370), (2, 10237685), (5, 4095074), (10, 2047537), (103, 198790), (193, 106090), (206, 99395), (386, 53045), (515, 39758), (965, 21218), (1030, 19879), (1930, 10609)]