20215248

素因数分解:

$2^4\times 3^1\times {\mathrm{113}}^1\times {\mathrm{3727}}^1$

素因数の和:3851

約数の個数: 40

約数和(自身を含む): 52699008

約数和(自身を除く): 32483760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 113, 226, 339, 452, 678, 904, 1356, 1808, 2712, 3727, 5424, 7454, 11181, 14908, 22362, 29816, 44724, 59632, 89448, 178896, 421151, 842302, 1263453, 1684604, 2526906, 3369208, 5053812, 6738416, 10107624, 20215248]

約数ペア:

[(1, 20215248), (2, 10107624), (3, 6738416), (4, 5053812), (6, 3369208), (8, 2526906), (12, 1684604), (16, 1263453), (24, 842302), (48, 421151), (113, 178896), (226, 89448), (339, 59632), (452, 44724), (678, 29816), (904, 22362), (1356, 14908), (1808, 11181), (2712, 7454), (3727, 5424)]