20199381516

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{349}}^1\times {\mathrm{6113}}^1$

素因数の和:6735

約数の個数: 72

約数和(自身を含む): 51408957600

約数和(自身を除く): 31209576084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 349, 526, 698, 789, 1047, 1052, 1396, 1578, 2094, 2367, 3141, 3156, 4188, 4734, 6113, 6282, 9468, 12226, 12564, 18339, 24452, 36678, 55017, 73356, 91787, 110034, 183574, 220068, 275361, 367148, 550722, 826083, 1101444, 1607719, 1652166, 2133437, 3215438, 3304332, 4266874, 4823157, 6400311, 6430876, 8533748, 9646314, 12800622, 14469471, 19200933, 19292628, 25601244, 28938942, 38401866, 57877884, 76803732, 561093931, 1122187862, 1683281793, 2244375724, 3366563586, 5049845379, 6733127172, 10099690758, 20199381516]

約数ペア:

[(1, 20199381516), (2, 10099690758), (3, 6733127172), (4, 5049845379), (6, 3366563586), (9, 2244375724), (12, 1683281793), (18, 1122187862), (36, 561093931), (263, 76803732), (349, 57877884), (526, 38401866), (698, 28938942), (789, 25601244), (1047, 19292628), (1052, 19200933), (1396, 14469471), (1578, 12800622), (2094, 9646314), (2367, 8533748), (3141, 6430876), (3156, 6400311), (4188, 4823157), (4734, 4266874), (6113, 3304332), (6282, 3215438), (9468, 2133437), (12226, 1652166), (12564, 1607719), (18339, 1101444), (24452, 826083), (36678, 550722), (55017, 367148), (73356, 275361), (91787, 220068), (110034, 183574)]