17999964

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:295

約数の個数: 54

約数和(自身を含む): 47340384

約数和(自身を除く): 29340420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 127, 186, 254, 279, 372, 381, 508, 558, 762, 1116, 1143, 1524, 2286, 3937, 4572, 7874, 11811, 15748, 16129, 23622, 32258, 35433, 47244, 48387, 64516, 70866, 96774, 141732, 145161, 193548, 290322, 499999, 580644, 999998, 1499997, 1999996, 2999994, 4499991, 5999988, 8999982, 17999964]

約数ペア:

[(1, 17999964), (2, 8999982), (3, 5999988), (4, 4499991), (6, 2999994), (9, 1999996), (12, 1499997), (18, 999998), (31, 580644), (36, 499999), (62, 290322), (93, 193548), (124, 145161), (127, 141732), (186, 96774), (254, 70866), (279, 64516), (372, 48387), (381, 47244), (508, 35433), (558, 32258), (762, 23622), (1116, 16129), (1143, 15748), (1524, 11811), (2286, 7874), (3937, 4572)]