18778212

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{22679}}^1$

素因数の和:22712

約数の個数: 36

約数和(自身を含む): 49533120

約数和(自身を除く): 30754908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 22679, 45358, 68037, 90716, 136074, 204111, 272148, 408222, 521617, 816444, 1043234, 1564851, 2086468, 3129702, 4694553, 6259404, 9389106, 18778212]

約数ペア:

[(1, 18778212), (2, 9389106), (3, 6259404), (4, 4694553), (6, 3129702), (9, 2086468), (12, 1564851), (18, 1043234), (23, 816444), (36, 521617), (46, 408222), (69, 272148), (92, 204111), (138, 136074), (207, 90716), (276, 68037), (414, 45358), (828, 22679)]