2015978408

素因数分解:

$2^3\times {\mathrm{1987}}^1\times {\mathrm{126823}}^1$

素因数の和:128816

約数の個数: 16

約数和(自身を含む): 3781891680

約数和(自身を除く): 1765913272

約数列:

[1, 2, 4, 8, 1987, 3974, 7948, 15896, 126823, 253646, 507292, 1014584, 251997301, 503994602, 1007989204, 2015978408]

約数ペア:

[(1, 2015978408), (2, 1007989204), (4, 503994602), (8, 251997301), (1987, 1014584), (3974, 507292), (7948, 253646), (15896, 126823)]