19946958584

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^2\times {\mathrm{66841}}^1$

素因数の和:67000

約数の個数: 48

約数和(自身を含む): 43337679120

約数和(自身を除く): 23390720536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 5329, 10658, 21316, 37303, 42632, 66841, 74606, 133682, 149212, 267364, 298424, 467887, 534728, 935774, 1871548, 3743096, 4879393, 9758786, 19517572, 34155751, 39035144, 68311502, 136623004, 273246008, 356195689, 712391378, 1424782756, 2493369823, 2849565512, 4986739646, 9973479292, 19946958584]

約数ペア:

[(1, 19946958584), (2, 9973479292), (4, 4986739646), (7, 2849565512), (8, 2493369823), (14, 1424782756), (28, 712391378), (56, 356195689), (73, 273246008), (146, 136623004), (292, 68311502), (511, 39035144), (584, 34155751), (1022, 19517572), (2044, 9758786), (4088, 4879393), (5329, 3743096), (10658, 1871548), (21316, 935774), (37303, 534728), (42632, 467887), (66841, 298424), (74606, 267364), (133682, 149212)]