18156292

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 41827968

約数和(自身を除く): 23671676

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 233, 242, 253, 308, 322, 466, 484, 506, 644, 847, 932, 1012, 1631, 1694, 1771, 2563, 2783, 3262, 3388, 3542, 5126, 5359, 5566, 6524, 7084, 10252, 10718, 11132, 17941, 19481, 21436, 28193, 35882, 37513, 38962, 56386, 58949, 71764, 75026, 77924, 112772, 117898, 150052, 197351, 235796, 394702, 412643, 648439, 789404, 825286, 1296878, 1650572, 2593756, 4539073, 9078146, 18156292]

約数ペア:

[(1, 18156292), (2, 9078146), (4, 4539073), (7, 2593756), (11, 1650572), (14, 1296878), (22, 825286), (23, 789404), (28, 648439), (44, 412643), (46, 394702), (77, 235796), (92, 197351), (121, 150052), (154, 117898), (161, 112772), (233, 77924), (242, 75026), (253, 71764), (308, 58949), (322, 56386), (466, 38962), (484, 37513), (506, 35882), (644, 28193), (847, 21436), (932, 19481), (1012, 17941), (1631, 11132), (1694, 10718), (1771, 10252), (2563, 7084), (2783, 6524), (3262, 5566), (3388, 5359), (3542, 5126)]