18098500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5171}}^1$

素因数の和:5197

約数の個数: 48

約数和(自身を含む): 45182592

約数和(自身を除く): 27084092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5171, 10342, 20684, 25855, 36197, 51710, 72394, 103420, 129275, 144788, 180985, 258550, 361970, 517100, 646375, 723940, 904925, 1292750, 1809850, 2585500, 3619700, 4524625, 9049250, 18098500]

約数ペア:

[(1, 18098500), (2, 9049250), (4, 4524625), (5, 3619700), (7, 2585500), (10, 1809850), (14, 1292750), (20, 904925), (25, 723940), (28, 646375), (35, 517100), (50, 361970), (70, 258550), (100, 180985), (125, 144788), (140, 129275), (175, 103420), (250, 72394), (350, 51710), (500, 36197), (700, 25855), (875, 20684), (1750, 10342), (3500, 5171)]