15811568

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{24103}}^1$

素因数の和:24152

約数の個数: 20

約数和(自身を含む): 31383408

約数和(自身を除く): 15571840

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 24103, 48206, 96412, 192824, 385648, 988223, 1976446, 3952892, 7905784, 15811568]

約数ペア:

[(1, 15811568), (2, 7905784), (4, 3952892), (8, 1976446), (16, 988223), (41, 385648), (82, 192824), (164, 96412), (328, 48206), (656, 24103)]