18682812

素因数分解:

$2^2\times 3^6\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 84

約数和(自身を含む): 50496600

約数和(自身を除く): 31813788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 149, 162, 172, 243, 258, 298, 324, 387, 447, 486, 516, 596, 729, 774, 894, 972, 1161, 1341, 1458, 1548, 1788, 2322, 2682, 2916, 3483, 4023, 4644, 5364, 6407, 6966, 8046, 10449, 12069, 12814, 13932, 16092, 19221, 20898, 24138, 25628, 31347, 36207, 38442, 41796, 48276, 57663, 62694, 72414, 76884, 108621, 115326, 125388, 144828, 172989, 217242, 230652, 345978, 434484, 518967, 691956, 1037934, 1556901, 2075868, 3113802, 4670703, 6227604, 9341406, 18682812]

約数ペア:

[(1, 18682812), (2, 9341406), (3, 6227604), (4, 4670703), (6, 3113802), (9, 2075868), (12, 1556901), (18, 1037934), (27, 691956), (36, 518967), (43, 434484), (54, 345978), (81, 230652), (86, 217242), (108, 172989), (129, 144828), (149, 125388), (162, 115326), (172, 108621), (243, 76884), (258, 72414), (298, 62694), (324, 57663), (387, 48276), (447, 41796), (486, 38442), (516, 36207), (596, 31347), (729, 25628), (774, 24138), (894, 20898), (972, 19221), (1161, 16092), (1341, 13932), (1458, 12814), (1548, 12069), (1788, 10449), (2322, 8046), (2682, 6966), (2916, 6407), (3483, 5364), (4023, 4644)]