20842812

素因数分解:

$2^2\times 3^3\times {\mathrm{59}}^1\times {\mathrm{3271}}^1$

素因数の和:3343

約数の個数: 48

約数和(自身を含む): 54969600

約数和(自身を除く): 34126788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 108, 118, 177, 236, 354, 531, 708, 1062, 1593, 2124, 3186, 3271, 6372, 6542, 9813, 13084, 19626, 29439, 39252, 58878, 88317, 117756, 176634, 192989, 353268, 385978, 578967, 771956, 1157934, 1736901, 2315868, 3473802, 5210703, 6947604, 10421406, 20842812]

約数ペア:

[(1, 20842812), (2, 10421406), (3, 6947604), (4, 5210703), (6, 3473802), (9, 2315868), (12, 1736901), (18, 1157934), (27, 771956), (36, 578967), (54, 385978), (59, 353268), (108, 192989), (118, 176634), (177, 117756), (236, 88317), (354, 58878), (531, 39252), (708, 29439), (1062, 19626), (1593, 13084), (2124, 9813), (3186, 6542), (3271, 6372)]