18679620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{719}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 33817020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 433, 719, 866, 1299, 1438, 1732, 2157, 2165, 2598, 2876, 3595, 4314, 4330, 5196, 6495, 7190, 8628, 8660, 10785, 12990, 14380, 21570, 25980, 43140, 311327, 622654, 933981, 1245308, 1556635, 1867962, 3113270, 3735924, 4669905, 6226540, 9339810, 18679620]

約数ペア:

[(1, 18679620), (2, 9339810), (3, 6226540), (4, 4669905), (5, 3735924), (6, 3113270), (10, 1867962), (12, 1556635), (15, 1245308), (20, 933981), (30, 622654), (60, 311327), (433, 43140), (719, 25980), (866, 21570), (1299, 14380), (1438, 12990), (1732, 10785), (2157, 8660), (2165, 8628), (2598, 7190), (2876, 6495), (3595, 5196), (4314, 4330)]