1980257831288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{252841909}}^1$

素因数の和:252842015

約数の個数: 32

約数和(自身を含む): 4096038942000

約数和(自身を除く): 2115781110712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 7832, 252841909, 505683818, 1011367636, 2022735272, 2781260999, 5562521998, 11125043996, 22250087992, 22502929901, 45005859802, 90011719604, 180023439208, 247532228911, 495064457822, 990128915644, 1980257831288]

約数ペア:

[(1, 1980257831288), (2, 990128915644), (4, 495064457822), (8, 247532228911), (11, 180023439208), (22, 90011719604), (44, 45005859802), (88, 22502929901), (89, 22250087992), (178, 11125043996), (356, 5562521998), (712, 2781260999), (979, 2022735272), (1958, 1011367636), (3916, 505683818), (7832, 252841909)]