20156568138

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{751}}^1\times {\mathrm{769}}^1$

素因数の和:1812

約数の個数: 96

約数和(自身を含む): 50223613440

約数和(自身を除く): 30067045302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 277, 554, 751, 769, 831, 1502, 1538, 1662, 1939, 2253, 2307, 2493, 3878, 4506, 4614, 4986, 5257, 5383, 5817, 6759, 6921, 10514, 10766, 11634, 13518, 13842, 15771, 16149, 17451, 31542, 32298, 34902, 47313, 48447, 94626, 96894, 208027, 213013, 416054, 426026, 577519, 624081, 639039, 1155038, 1248162, 1278078, 1456189, 1491091, 1732557, 1872243, 1917117, 2912378, 2982182, 3465114, 3744486, 3834234, 4042633, 4368567, 4473273, 5197671, 8085266, 8737134, 8946546, 10395342, 12127899, 13105701, 13419819, 24255798, 26211402, 26839638, 36383697, 72767394, 159972763, 319945526, 479918289, 959836578, 1119809341, 1439754867, 2239618682, 2879509734, 3359428023, 6718856046, 10078284069, 20156568138]

約数ペア:

[(1, 20156568138), (2, 10078284069), (3, 6718856046), (6, 3359428023), (7, 2879509734), (9, 2239618682), (14, 1439754867), (18, 1119809341), (21, 959836578), (42, 479918289), (63, 319945526), (126, 159972763), (277, 72767394), (554, 36383697), (751, 26839638), (769, 26211402), (831, 24255798), (1502, 13419819), (1538, 13105701), (1662, 12127899), (1939, 10395342), (2253, 8946546), (2307, 8737134), (2493, 8085266), (3878, 5197671), (4506, 4473273), (4614, 4368567), (4986, 4042633), (5257, 3834234), (5383, 3744486), (5817, 3465114), (6759, 2982182), (6921, 2912378), (10514, 1917117), (10766, 1872243), (11634, 1732557), (13518, 1491091), (13842, 1456189), (15771, 1278078), (16149, 1248162), (17451, 1155038), (31542, 639039), (32298, 624081), (34902, 577519), (47313, 426026), (48447, 416054), (94626, 213013), (96894, 208027)]