20199290995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{3889}}^1\times {\mathrm{79907}}^1$

素因数の和:83814

約数の個数: 16

約数和(自身を含む): 26110738080

約数和(自身を除く): 5911447085

約数列:

[1, 5, 13, 65, 3889, 19445, 50557, 79907, 252785, 399535, 1038791, 5193955, 310758323, 1553791615, 4039858199, 20199290995]

約数ペア:

[(1, 20199290995), (5, 4039858199), (13, 1553791615), (65, 310758323), (3889, 5193955), (19445, 1038791), (50557, 399535), (79907, 252785)]