19703152

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 47139840

約数和(自身を除く): 27436688

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 47, 56, 76, 94, 112, 133, 152, 188, 197, 266, 304, 329, 376, 394, 532, 658, 752, 788, 893, 1064, 1316, 1379, 1576, 1786, 2128, 2632, 2758, 3152, 3572, 3743, 5264, 5516, 6251, 7144, 7486, 9259, 11032, 12502, 14288, 14972, 18518, 22064, 25004, 26201, 29944, 37036, 50008, 52402, 59888, 64813, 74072, 100016, 104804, 129626, 148144, 175921, 209608, 259252, 351842, 419216, 518504, 703684, 1037008, 1231447, 1407368, 2462894, 2814736, 4925788, 9851576, 19703152]

約数ペア:

[(1, 19703152), (2, 9851576), (4, 4925788), (7, 2814736), (8, 2462894), (14, 1407368), (16, 1231447), (19, 1037008), (28, 703684), (38, 518504), (47, 419216), (56, 351842), (76, 259252), (94, 209608), (112, 175921), (133, 148144), (152, 129626), (188, 104804), (197, 100016), (266, 74072), (304, 64813), (329, 59888), (376, 52402), (394, 50008), (532, 37036), (658, 29944), (752, 26201), (788, 25004), (893, 22064), (1064, 18518), (1316, 14972), (1379, 14288), (1576, 12502), (1786, 11032), (2128, 9259), (2632, 7486), (2758, 7144), (3152, 6251), (3572, 5516), (3743, 5264)]