19958156942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{751}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 32434421760

約数和(自身を除く): 12476264818

約数列:

[1, 2, 23, 46, 71, 79, 103, 142, 158, 206, 751, 1502, 1633, 1817, 2369, 3266, 3634, 4738, 5609, 7313, 8137, 11218, 14626, 16274, 17273, 34546, 53321, 59329, 77353, 106642, 118658, 129007, 154706, 168199, 187151, 258014, 336398, 374302, 577727, 1155454, 1226383, 1364567, 1779119, 2452766, 2729134, 3558238, 4212359, 5492063, 6110887, 8424718, 10984126, 12221774, 13287721, 26575442, 96884257, 126317449, 140550401, 193768514, 252634898, 281100802, 433872977, 867745954, 9979078471, 19958156942]

約数ペア:

[(1, 19958156942), (2, 9979078471), (23, 867745954), (46, 433872977), (71, 281100802), (79, 252634898), (103, 193768514), (142, 140550401), (158, 126317449), (206, 96884257), (751, 26575442), (1502, 13287721), (1633, 12221774), (1817, 10984126), (2369, 8424718), (3266, 6110887), (3634, 5492063), (4738, 4212359), (5609, 3558238), (7313, 2729134), (8137, 2452766), (11218, 1779119), (14626, 1364567), (16274, 1226383), (17273, 1155454), (34546, 577727), (53321, 374302), (59329, 336398), (77353, 258014), (106642, 187151), (118658, 168199), (129007, 154706)]