18893718

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 43670016

約数和(自身を除く): 24776298

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 971, 1081, 1942, 2162, 2913, 3243, 5826, 6486, 8739, 9729, 17478, 19458, 22333, 44666, 45637, 66999, 91274, 133998, 136911, 200997, 273822, 401994, 410733, 821466, 1049651, 2099302, 3148953, 6297906, 9446859, 18893718]

約数ペア:

[(1, 18893718), (2, 9446859), (3, 6297906), (6, 3148953), (9, 2099302), (18, 1049651), (23, 821466), (46, 410733), (47, 401994), (69, 273822), (94, 200997), (138, 136911), (141, 133998), (207, 91274), (282, 66999), (414, 45637), (423, 44666), (846, 22333), (971, 19458), (1081, 17478), (1942, 9729), (2162, 8739), (2913, 6486), (3243, 5826)]