20344856

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8861}}^1$

素因数の和:8915

約数の個数: 32

約数和(自身を含む): 44664480

約数和(自身を除く): 24319624

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 8861, 17722, 35444, 62027, 70888, 124054, 248108, 363301, 496216, 726602, 1453204, 2543107, 2906408, 5086214, 10172428, 20344856]

約数ペア:

[(1, 20344856), (2, 10172428), (4, 5086214), (7, 2906408), (8, 2543107), (14, 1453204), (28, 726602), (41, 496216), (56, 363301), (82, 248108), (164, 124054), (287, 70888), (328, 62027), (574, 35444), (1148, 17722), (2296, 8861)]