31920516

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{6379}}^1$

素因数の和:6528

約数の個数: 36

約数和(自身を含む): 81281200

約数和(自身を除く): 49360684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 6379, 12758, 19137, 25516, 38274, 57411, 76548, 114822, 229644, 886681, 1773362, 2660043, 3546724, 5320086, 7980129, 10640172, 15960258, 31920516]

約数ペア:

[(1, 31920516), (2, 15960258), (3, 10640172), (4, 7980129), (6, 5320086), (9, 3546724), (12, 2660043), (18, 1773362), (36, 886681), (139, 229644), (278, 114822), (417, 76548), (556, 57411), (834, 38274), (1251, 25516), (1668, 19137), (2502, 12758), (5004, 6379)]