31990352

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:591

約数の個数: 40

約数和(自身を含む): 64002600

約数和(自身を除く): 32012248

約数列:

[1, 2, 4, 8, 16, 61, 73, 122, 146, 244, 292, 449, 488, 584, 898, 976, 1168, 1796, 3592, 4453, 7184, 8906, 17812, 27389, 32777, 35624, 54778, 65554, 71248, 109556, 131108, 219112, 262216, 438224, 524432, 1999397, 3998794, 7997588, 15995176, 31990352]

約数ペア:

[(1, 31990352), (2, 15995176), (4, 7997588), (8, 3998794), (16, 1999397), (61, 524432), (73, 438224), (122, 262216), (146, 219112), (244, 131108), (292, 109556), (449, 71248), (488, 65554), (584, 54778), (898, 35624), (976, 32777), (1168, 27389), (1796, 17812), (3592, 8906), (4453, 7184)]