18464238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1$

素因数の和:4193

約数の個数: 48

約数和(自身を含む): 45361680

約数和(自身を除く): 26897442

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4153, 4446, 8306, 12459, 24918, 37377, 53989, 74754, 78907, 107978, 157814, 161967, 236721, 323934, 473442, 485901, 710163, 971802, 1025791, 1420326, 2051582, 3077373, 6154746, 9232119, 18464238]

約数ペア:

[(1, 18464238), (2, 9232119), (3, 6154746), (6, 3077373), (9, 2051582), (13, 1420326), (18, 1025791), (19, 971802), (26, 710163), (38, 485901), (39, 473442), (57, 323934), (78, 236721), (114, 161967), (117, 157814), (171, 107978), (234, 78907), (247, 74754), (342, 53989), (494, 37377), (741, 24918), (1482, 12459), (2223, 8306), (4153, 4446)]