20199082172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{84347}}^1$

素因数の和:84530

約数の個数: 48

約数和(自身を含む): 39110480640

約数和(自身を除く): 18911398468

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 137, 274, 437, 548, 874, 1748, 2603, 3151, 5206, 6302, 10412, 12604, 59869, 84347, 119738, 168694, 239476, 337388, 1602593, 1939981, 3205186, 3879962, 6410372, 7759924, 11555539, 23111078, 36859639, 46222156, 73719278, 147438556, 219555241, 265777397, 439110482, 531554794, 878220964, 1063109588, 5049770543, 10099541086, 20199082172]

約数ペア:

[(1, 20199082172), (2, 10099541086), (4, 5049770543), (19, 1063109588), (23, 878220964), (38, 531554794), (46, 439110482), (76, 265777397), (92, 219555241), (137, 147438556), (274, 73719278), (437, 46222156), (548, 36859639), (874, 23111078), (1748, 11555539), (2603, 7759924), (3151, 6410372), (5206, 3879962), (6302, 3205186), (10412, 1939981), (12604, 1602593), (59869, 337388), (84347, 239476), (119738, 168694)]