20105959307

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{688631}}^1$

素因数の和:688778

約数の個数: 16

約数和(自身を含む): 23755049472

約数和(自身を除く): 3649090165

約数列:

[1, 7, 43, 97, 301, 679, 4171, 29197, 688631, 4820417, 29611133, 66797207, 207277931, 467580449, 2872279901, 20105959307]

約数ペア:

[(1, 20105959307), (7, 2872279901), (43, 467580449), (97, 207277931), (301, 66797207), (679, 29611133), (4171, 4820417), (29197, 688631)]