20872776001

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1449599}}^1$

素因数の和:1449645

約数の個数: 24

約数和(自身を含む): 27762739200

約数和(自身を除く): 6889963199

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 14399, 1449599, 10147193, 15945589, 24643183, 111619123, 172502281, 175401479, 271075013, 1227810353, 1897525091, 2981825143, 20872776001]

約数ペア:

[(1, 20872776001), (7, 2981825143), (11, 1897525091), (17, 1227810353), (77, 271075013), (119, 175401479), (121, 172502281), (187, 111619123), (847, 24643183), (1309, 15945589), (2057, 10147193), (14399, 1449599)]