19186620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3593}}^1$

素因数の和:3694

約数の個数: 48

約数和(自身を含む): 54341280

約数和(自身を除く): 35154660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3593, 5340, 7186, 10779, 14372, 17965, 21558, 35930, 43116, 53895, 71860, 107790, 215580, 319777, 639554, 959331, 1279108, 1598885, 1918662, 3197770, 3837324, 4796655, 6395540, 9593310, 19186620]

約数ペア:

[(1, 19186620), (2, 9593310), (3, 6395540), (4, 4796655), (5, 3837324), (6, 3197770), (10, 1918662), (12, 1598885), (15, 1279108), (20, 959331), (30, 639554), (60, 319777), (89, 215580), (178, 107790), (267, 71860), (356, 53895), (445, 43116), (534, 35930), (890, 21558), (1068, 17965), (1335, 14372), (1780, 10779), (2670, 7186), (3593, 5340)]