19628664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 54000000

約数和(自身を除く): 34371336

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 149, 264, 298, 447, 499, 596, 894, 998, 1192, 1497, 1639, 1788, 1996, 2994, 3278, 3576, 3992, 4917, 5489, 5988, 6556, 9834, 10978, 11976, 13112, 16467, 19668, 21956, 32934, 39336, 43912, 65868, 74351, 131736, 148702, 223053, 297404, 446106, 594808, 817861, 892212, 1635722, 1784424, 2453583, 3271444, 4907166, 6542888, 9814332, 19628664]

約数ペア:

[(1, 19628664), (2, 9814332), (3, 6542888), (4, 4907166), (6, 3271444), (8, 2453583), (11, 1784424), (12, 1635722), (22, 892212), (24, 817861), (33, 594808), (44, 446106), (66, 297404), (88, 223053), (132, 148702), (149, 131736), (264, 74351), (298, 65868), (447, 43912), (499, 39336), (596, 32934), (894, 21956), (998, 19668), (1192, 16467), (1497, 13112), (1639, 11976), (1788, 10978), (1996, 9834), (2994, 6556), (3278, 5988), (3576, 5489), (3992, 4917)]