25920286

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 45759168

約数和(自身を除く): 19838882

約数列:

[1, 2, 7, 14, 53, 106, 181, 193, 362, 371, 386, 742, 1267, 1351, 2534, 2702, 9593, 10229, 19186, 20458, 34933, 67151, 69866, 71603, 134302, 143206, 244531, 489062, 1851449, 3702898, 12960143, 25920286]

約数ペア:

[(1, 25920286), (2, 12960143), (7, 3702898), (14, 1851449), (53, 489062), (106, 244531), (181, 143206), (193, 134302), (362, 71603), (371, 69866), (386, 67151), (742, 34933), (1267, 20458), (1351, 19186), (2534, 10229), (2702, 9593)]