18854004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6361}}^1$

素因数の和:6400

約数の個数: 48

約数和(自身を含む): 49878080

約数和(自身を除く): 31024076

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6361, 12722, 19083, 25444, 38166, 76332, 82693, 120859, 165386, 241718, 248079, 330772, 362577, 483436, 496158, 725154, 992316, 1450308, 1571167, 3142334, 4713501, 6284668, 9427002, 18854004]

約数ペア:

[(1, 18854004), (2, 9427002), (3, 6284668), (4, 4713501), (6, 3142334), (12, 1571167), (13, 1450308), (19, 992316), (26, 725154), (38, 496158), (39, 483436), (52, 362577), (57, 330772), (76, 248079), (78, 241718), (114, 165386), (156, 120859), (228, 82693), (247, 76332), (494, 38166), (741, 25444), (988, 19083), (1482, 12722), (2964, 6361)]