20198870

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5821}}^1$

素因数の和:6175

約数の個数: 16

約数和(自身を含む): 36469008

約数和(自身を除く): 16270138

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 5821, 11642, 29105, 58210, 2019887, 4039774, 10099435, 20198870]

約数ペア:

[(1, 20198870), (2, 10099435), (5, 4039774), (10, 2019887), (347, 58210), (694, 29105), (1735, 11642), (3470, 5821)]