18873672

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 50440320

約数和(自身を除く): 31566648

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 167, 204, 277, 334, 408, 501, 554, 668, 831, 1002, 1108, 1336, 1662, 2004, 2216, 2839, 3324, 4008, 4709, 5678, 6648, 8517, 9418, 11356, 14127, 17034, 18836, 22712, 28254, 34068, 37672, 46259, 56508, 68136, 92518, 113016, 138777, 185036, 277554, 370072, 555108, 786403, 1110216, 1572806, 2359209, 3145612, 4718418, 6291224, 9436836, 18873672]

約数ペア:

[(1, 18873672), (2, 9436836), (3, 6291224), (4, 4718418), (6, 3145612), (8, 2359209), (12, 1572806), (17, 1110216), (24, 786403), (34, 555108), (51, 370072), (68, 277554), (102, 185036), (136, 138777), (167, 113016), (204, 92518), (277, 68136), (334, 56508), (408, 46259), (501, 37672), (554, 34068), (668, 28254), (831, 22712), (1002, 18836), (1108, 17034), (1336, 14127), (1662, 11356), (2004, 9418), (2216, 8517), (2839, 6648), (3324, 5678), (4008, 4709)]