18107118

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 42854400

約数和(自身を除く): 24747282

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 122, 138, 183, 207, 239, 366, 414, 478, 549, 621, 717, 1098, 1242, 1403, 1434, 1647, 2151, 2806, 3294, 4209, 4302, 5497, 6453, 8418, 10994, 12627, 12906, 14579, 16491, 25254, 29158, 32982, 37881, 43737, 49473, 75762, 87474, 98946, 131211, 148419, 262422, 296838, 335317, 393633, 670634, 787266, 1005951, 2011902, 3017853, 6035706, 9053559, 18107118]

約数ペア:

[(1, 18107118), (2, 9053559), (3, 6035706), (6, 3017853), (9, 2011902), (18, 1005951), (23, 787266), (27, 670634), (46, 393633), (54, 335317), (61, 296838), (69, 262422), (122, 148419), (138, 131211), (183, 98946), (207, 87474), (239, 75762), (366, 49473), (414, 43737), (478, 37881), (549, 32982), (621, 29158), (717, 25254), (1098, 16491), (1242, 14579), (1403, 12906), (1434, 12627), (1647, 10994), (2151, 8418), (2806, 6453), (3294, 5497), (4209, 4302)]