18218682

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{1973}}^1$

素因数の和:2009

約数の個数: 48

約数和(自身を含む): 43112160

約数和(自身を除く): 24893478

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 1973, 3078, 3946, 4617, 5919, 9234, 11838, 17757, 35514, 37487, 53271, 74974, 106542, 112461, 159813, 224922, 319626, 337383, 479439, 674766, 958878, 1012149, 2024298, 3036447, 6072894, 9109341, 18218682]

約数ペア:

[(1, 18218682), (2, 9109341), (3, 6072894), (6, 3036447), (9, 2024298), (18, 1012149), (19, 958878), (27, 674766), (38, 479439), (54, 337383), (57, 319626), (81, 224922), (114, 159813), (162, 112461), (171, 106542), (243, 74974), (342, 53271), (486, 37487), (513, 35514), (1026, 17757), (1539, 11838), (1973, 9234), (3078, 5919), (3946, 4617)]