18306648

素因数分解:

$2^3\times 3^6\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 112

約数和(自身を含む): 53382120

約数和(自身を除く): 35075472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 73, 81, 86, 108, 129, 146, 162, 172, 216, 219, 243, 258, 292, 324, 344, 387, 438, 486, 516, 584, 648, 657, 729, 774, 876, 972, 1032, 1161, 1314, 1458, 1548, 1752, 1944, 1971, 2322, 2628, 2916, 3096, 3139, 3483, 3942, 4644, 5256, 5832, 5913, 6278, 6966, 7884, 9288, 9417, 10449, 11826, 12556, 13932, 15768, 17739, 18834, 20898, 23652, 25112, 27864, 28251, 31347, 35478, 37668, 41796, 47304, 53217, 56502, 62694, 70956, 75336, 83592, 84753, 106434, 113004, 125388, 141912, 169506, 212868, 226008, 250776, 254259, 339012, 425736, 508518, 678024, 762777, 1017036, 1525554, 2034072, 2288331, 3051108, 4576662, 6102216, 9153324, 18306648]

約数ペア:

[(1, 18306648), (2, 9153324), (3, 6102216), (4, 4576662), (6, 3051108), (8, 2288331), (9, 2034072), (12, 1525554), (18, 1017036), (24, 762777), (27, 678024), (36, 508518), (43, 425736), (54, 339012), (72, 254259), (73, 250776), (81, 226008), (86, 212868), (108, 169506), (129, 141912), (146, 125388), (162, 113004), (172, 106434), (216, 84753), (219, 83592), (243, 75336), (258, 70956), (292, 62694), (324, 56502), (344, 53217), (387, 47304), (438, 41796), (486, 37668), (516, 35478), (584, 31347), (648, 28251), (657, 27864), (729, 25112), (774, 23652), (876, 20898), (972, 18834), (1032, 17739), (1161, 15768), (1314, 13932), (1458, 12556), (1548, 11826), (1752, 10449), (1944, 9417), (1971, 9288), (2322, 7884), (2628, 6966), (2916, 6278), (3096, 5913), (3139, 5832), (3483, 5256), (3942, 4644)]