18458220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27967}}^1$

素因数の和:27990

約数の個数: 48

約数和(自身を含む): 56383488

約数和(自身を除く): 37925268

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27967, 55934, 83901, 111868, 139835, 167802, 279670, 307637, 335604, 419505, 559340, 615274, 839010, 922911, 1230548, 1538185, 1678020, 1845822, 3076370, 3691644, 4614555, 6152740, 9229110, 18458220]

約数ペア:

[(1, 18458220), (2, 9229110), (3, 6152740), (4, 4614555), (5, 3691644), (6, 3076370), (10, 1845822), (11, 1678020), (12, 1538185), (15, 1230548), (20, 922911), (22, 839010), (30, 615274), (33, 559340), (44, 419505), (55, 335604), (60, 307637), (66, 279670), (110, 167802), (132, 139835), (165, 111868), (220, 83901), (330, 55934), (660, 27967)]