20199298870

素因数分解:

$2^1\times 5^1\times {\mathrm{4603}}^1\times {\mathrm{438829}}^1$

素因数の和:443439

約数の個数: 16

約数和(自身を含む): 36366719760

約数和(自身を除く): 16167420890

約数列:

[1, 2, 5, 10, 4603, 9206, 23015, 46030, 438829, 877658, 2194145, 4388290, 2019929887, 4039859774, 10099649435, 20199298870]

約数ペア:

[(1, 20199298870), (2, 10099649435), (5, 4039859774), (10, 2019929887), (4603, 4388290), (9206, 2194145), (23015, 877658), (46030, 438829)]