18509330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2971}}^1$

素因数の和:3074

約数の個数: 32

約数和(自身を含む): 38517120

約数和(自身を除く): 20007790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2971, 3115, 5942, 6230, 14855, 20797, 29710, 41594, 103985, 207970, 264419, 528838, 1322095, 1850933, 2644190, 3701866, 9254665, 18509330]

約数ペア:

[(1, 18509330), (2, 9254665), (5, 3701866), (7, 2644190), (10, 1850933), (14, 1322095), (35, 528838), (70, 264419), (89, 207970), (178, 103985), (445, 41594), (623, 29710), (890, 20797), (1246, 14855), (2971, 6230), (3115, 5942)]