18237748

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 32529672

約数和(自身を除く): 14291924

約数列:

[1, 2, 4, 113, 157, 226, 257, 314, 452, 514, 628, 1028, 17741, 29041, 35482, 40349, 58082, 70964, 80698, 116164, 161396, 4559437, 9118874, 18237748]

約数ペア:

[(1, 18237748), (2, 9118874), (4, 4559437), (113, 161396), (157, 116164), (226, 80698), (257, 70964), (314, 58082), (452, 40349), (514, 35482), (628, 29041), (1028, 17741)]