20199451797

素因数分解:

$3^2\times 7^1\times {\mathrm{2003}}^1\times {\mathrm{160073}}^1$

素因数の和:162089

約数の個数: 24

約数和(自身を含む): 33361982784

約数和(自身を除く): 13162530987

約数列:

[1, 3, 7, 9, 21, 63, 2003, 6009, 14021, 18027, 42063, 126189, 160073, 480219, 1120511, 1440657, 3361533, 10084599, 320626219, 961878657, 2244383533, 2885635971, 6733150599, 20199451797]

約数ペア:

[(1, 20199451797), (3, 6733150599), (7, 2885635971), (9, 2244383533), (21, 961878657), (63, 320626219), (2003, 10084599), (6009, 3361533), (14021, 1440657), (18027, 1120511), (42063, 480219), (126189, 160073)]