18207666

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1668

約数の個数: 40

約数和(自身を含む): 41399424

約数和(自身を除く): 23191758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1583, 1917, 3166, 3834, 4749, 5751, 9498, 11502, 14247, 28494, 42741, 85482, 112393, 128223, 224786, 256446, 337179, 674358, 1011537, 2023074, 3034611, 6069222, 9103833, 18207666]

約数ペア:

[(1, 18207666), (2, 9103833), (3, 6069222), (6, 3034611), (9, 2023074), (18, 1011537), (27, 674358), (54, 337179), (71, 256446), (81, 224786), (142, 128223), (162, 112393), (213, 85482), (426, 42741), (639, 28494), (1278, 14247), (1583, 11502), (1917, 9498), (3166, 5751), (3834, 4749)]