18337220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4903}}^1$

素因数の和:4940

約数の個数: 48

約数和(自身を含む): 44489088

約数和(自身を除く): 26151868

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 4903, 9806, 19612, 24515, 49030, 53933, 83351, 98060, 107866, 166702, 215732, 269665, 333404, 416755, 539330, 833510, 916861, 1078660, 1667020, 1833722, 3667444, 4584305, 9168610, 18337220]

約数ペア:

[(1, 18337220), (2, 9168610), (4, 4584305), (5, 3667444), (10, 1833722), (11, 1667020), (17, 1078660), (20, 916861), (22, 833510), (34, 539330), (44, 416755), (55, 333404), (68, 269665), (85, 215732), (110, 166702), (170, 107866), (187, 98060), (220, 83351), (340, 53933), (374, 49030), (748, 24515), (935, 19612), (1870, 9806), (3740, 4903)]