12866116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 25231360

約数和(自身を除く): 12365244

約数列:

[1, 2, 4, 19, 31, 38, 43, 62, 76, 86, 124, 127, 172, 254, 508, 589, 817, 1178, 1333, 1634, 2356, 2413, 2666, 3268, 3937, 4826, 5332, 5461, 7874, 9652, 10922, 15748, 21844, 25327, 50654, 74803, 101308, 103759, 149606, 169291, 207518, 299212, 338582, 415036, 677164, 3216529, 6433058, 12866116]

約数ペア:

[(1, 12866116), (2, 6433058), (4, 3216529), (19, 677164), (31, 415036), (38, 338582), (43, 299212), (62, 207518), (76, 169291), (86, 149606), (124, 103759), (127, 101308), (172, 74803), (254, 50654), (508, 25327), (589, 21844), (817, 15748), (1178, 10922), (1333, 9652), (1634, 7874), (2356, 5461), (2413, 5332), (2666, 4826), (3268, 3937)]