20176564919

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{2617}}^1\times {\mathrm{6841}}^1$

素因数の和:9495

約数の個数: 24

約数和(自身を含む): 24504103008

約数和(自身を除く): 4327538089

約数列:

[1, 7, 23, 49, 161, 1127, 2617, 6841, 18319, 47887, 60191, 128233, 157343, 335209, 421337, 1101401, 2949359, 7709807, 17902897, 125320279, 411766631, 877241953, 2882366417, 20176564919]

約数ペア:

[(1, 20176564919), (7, 2882366417), (23, 877241953), (49, 411766631), (161, 125320279), (1127, 17902897), (2617, 7709807), (6841, 2949359), (18319, 1101401), (47887, 421337), (60191, 335209), (128233, 157343)]