20051159044

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1103}}^1\times {\mathrm{1669}}^1$

素因数の和:3172

約数の個数: 48

約数和(自身を含む): 40265971200

約数和(自身を除く): 20214812156

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1103, 1556, 1669, 2206, 2723, 3338, 4412, 5446, 6676, 7721, 10892, 11683, 15442, 23366, 30884, 46732, 429067, 649241, 858134, 1298482, 1716268, 1840907, 2596964, 3003469, 3681814, 4544687, 6006938, 7363628, 9089374, 12013876, 12886349, 18178748, 25772698, 51545396, 716112823, 1432225646, 2864451292, 5012789761, 10025579522, 20051159044]

約数ペア:

[(1, 20051159044), (2, 10025579522), (4, 5012789761), (7, 2864451292), (14, 1432225646), (28, 716112823), (389, 51545396), (778, 25772698), (1103, 18178748), (1556, 12886349), (1669, 12013876), (2206, 9089374), (2723, 7363628), (3338, 6006938), (4412, 4544687), (5446, 3681814), (6676, 3003469), (7721, 2596964), (10892, 1840907), (11683, 1716268), (15442, 1298482), (23366, 858134), (30884, 649241), (46732, 429067)]