18004620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2753}}^1$

素因数の和:2874

約数の個数: 48

約数和(自身を含む): 50893920

約数和(自身を除く): 32889300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 2753, 3270, 5506, 6540, 8259, 11012, 13765, 16518, 27530, 33036, 41295, 55060, 82590, 165180, 300077, 600154, 900231, 1200308, 1500385, 1800462, 3000770, 3600924, 4501155, 6001540, 9002310, 18004620]

約数ペア:

[(1, 18004620), (2, 9002310), (3, 6001540), (4, 4501155), (5, 3600924), (6, 3000770), (10, 1800462), (12, 1500385), (15, 1200308), (20, 900231), (30, 600154), (60, 300077), (109, 165180), (218, 82590), (327, 55060), (436, 41295), (545, 33036), (654, 27530), (1090, 16518), (1308, 13765), (1635, 11012), (2180, 8259), (2753, 6540), (3270, 5506)]