19189480

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{809}}^1$

素因数の和:1413

約数の個数: 32

約数和(自身を含む): 43302600

約数和(自身を除く): 24113120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 809, 1186, 1618, 2372, 2965, 3236, 4045, 4744, 5930, 6472, 8090, 11860, 16180, 23720, 32360, 479737, 959474, 1918948, 2398685, 3837896, 4797370, 9594740, 19189480]

約数ペア:

[(1, 19189480), (2, 9594740), (4, 4797370), (5, 3837896), (8, 2398685), (10, 1918948), (20, 959474), (40, 479737), (593, 32360), (809, 23720), (1186, 16180), (1618, 11860), (2372, 8090), (2965, 6472), (3236, 5930), (4045, 4744)]