20167497424

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{401551}}^1$

素因数の和:401675

約数の個数: 40

約数和(自身を含む): 40531052672

約数和(自身を除く): 20363555248

約数列:

[1, 2, 4, 8, 16, 43, 73, 86, 146, 172, 292, 344, 584, 688, 1168, 3139, 6278, 12556, 25112, 50224, 401551, 803102, 1606204, 3212408, 6424816, 17266693, 29313223, 34533386, 58626446, 69066772, 117252892, 138133544, 234505784, 276267088, 469011568, 1260468589, 2520937178, 5041874356, 10083748712, 20167497424]

約数ペア:

[(1, 20167497424), (2, 10083748712), (4, 5041874356), (8, 2520937178), (16, 1260468589), (43, 469011568), (73, 276267088), (86, 234505784), (146, 138133544), (172, 117252892), (292, 69066772), (344, 58626446), (584, 34533386), (688, 29313223), (1168, 17266693), (3139, 6424816), (6278, 3212408), (12556, 1606204), (25112, 803102), (50224, 401551)]