25665238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 42134400

約数和(自身を除く): 16469162

約数列:

[1, 2, 19, 38, 43, 86, 113, 139, 226, 278, 817, 1634, 2147, 2641, 4294, 4859, 5282, 5977, 9718, 11954, 15707, 31414, 92321, 113563, 184642, 227126, 298433, 596866, 675401, 1350802, 12832619, 25665238]

約数ペア:

[(1, 25665238), (2, 12832619), (19, 1350802), (38, 675401), (43, 596866), (86, 298433), (113, 227126), (139, 184642), (226, 113563), (278, 92321), (817, 31414), (1634, 15707), (2147, 11954), (2641, 9718), (4294, 5977), (4859, 5282)]