18175068

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 48048000

約数和(自身を除く): 29872932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 59, 86, 118, 129, 172, 177, 199, 236, 258, 354, 387, 398, 516, 531, 597, 708, 774, 796, 1062, 1194, 1548, 1791, 2124, 2388, 2537, 3582, 5074, 7164, 7611, 8557, 10148, 11741, 15222, 17114, 22833, 23482, 25671, 30444, 34228, 35223, 45666, 46964, 51342, 70446, 77013, 91332, 102684, 105669, 140892, 154026, 211338, 308052, 422676, 504863, 1009726, 1514589, 2019452, 3029178, 4543767, 6058356, 9087534, 18175068]

約数ペア:

[(1, 18175068), (2, 9087534), (3, 6058356), (4, 4543767), (6, 3029178), (9, 2019452), (12, 1514589), (18, 1009726), (36, 504863), (43, 422676), (59, 308052), (86, 211338), (118, 154026), (129, 140892), (172, 105669), (177, 102684), (199, 91332), (236, 77013), (258, 70446), (354, 51342), (387, 46964), (398, 45666), (516, 35223), (531, 34228), (597, 30444), (708, 25671), (774, 23482), (796, 22833), (1062, 17114), (1194, 15222), (1548, 11741), (1791, 10148), (2124, 8557), (2388, 7611), (2537, 7164), (3582, 5074)]