18227517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1$

素因数の和:4193

約数の個数: 32

約数和(自身を含む): 31902720

約数和(自身を除く): 13675203

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4153, 4389, 12459, 29071, 45683, 78907, 87213, 137049, 236721, 319781, 552349, 867977, 959343, 1657047, 2603931, 6075839, 18227517]

約数ペア:

[(1, 18227517), (3, 6075839), (7, 2603931), (11, 1657047), (19, 959343), (21, 867977), (33, 552349), (57, 319781), (77, 236721), (133, 137049), (209, 87213), (231, 78907), (399, 45683), (627, 29071), (1463, 12459), (4153, 4389)]