20541256

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{54631}}^1$

素因数の和:54684

約数の個数: 16

約数和(自身を含む): 39335040

約数和(自身を除く): 18793784

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 54631, 109262, 218524, 437048, 2567657, 5135314, 10270628, 20541256]

約数ペア:

[(1, 20541256), (2, 10270628), (4, 5135314), (8, 2567657), (47, 437048), (94, 218524), (188, 109262), (376, 54631)]