20808744

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 59724000

約数和(自身を除く): 38915256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 149, 184, 253, 264, 276, 298, 447, 506, 529, 552, 596, 759, 894, 1012, 1058, 1192, 1518, 1587, 1639, 1788, 2024, 2116, 3036, 3174, 3278, 3427, 3576, 4232, 4917, 5819, 6072, 6348, 6556, 6854, 9834, 10281, 11638, 12696, 13112, 13708, 17457, 19668, 20562, 23276, 27416, 34914, 37697, 39336, 41124, 46552, 69828, 75394, 78821, 82248, 113091, 139656, 150788, 157642, 226182, 236463, 301576, 315284, 452364, 472926, 630568, 867031, 904728, 945852, 1734062, 1891704, 2601093, 3468124, 5202186, 6936248, 10404372, 20808744]

約数ペア:

[(1, 20808744), (2, 10404372), (3, 6936248), (4, 5202186), (6, 3468124), (8, 2601093), (11, 1891704), (12, 1734062), (22, 945852), (23, 904728), (24, 867031), (33, 630568), (44, 472926), (46, 452364), (66, 315284), (69, 301576), (88, 236463), (92, 226182), (132, 157642), (138, 150788), (149, 139656), (184, 113091), (253, 82248), (264, 78821), (276, 75394), (298, 69828), (447, 46552), (506, 41124), (529, 39336), (552, 37697), (596, 34914), (759, 27416), (894, 23276), (1012, 20562), (1058, 19668), (1192, 17457), (1518, 13708), (1587, 13112), (1639, 12696), (1788, 11638), (2024, 10281), (2116, 9834), (3036, 6854), (3174, 6556), (3278, 6348), (3427, 6072), (3576, 5819), (4232, 4917)]