19603962

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 48901632

約数和(自身を除く): 29297670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 991, 1099, 1413, 1982, 2198, 2826, 2973, 3297, 5946, 6594, 6937, 8919, 9891, 13874, 17838, 19782, 20811, 41622, 62433, 124866, 155587, 311174, 466761, 933522, 1089109, 1400283, 2178218, 2800566, 3267327, 6534654, 9801981, 19603962]

約数ペア:

[(1, 19603962), (2, 9801981), (3, 6534654), (6, 3267327), (7, 2800566), (9, 2178218), (14, 1400283), (18, 1089109), (21, 933522), (42, 466761), (63, 311174), (126, 155587), (157, 124866), (314, 62433), (471, 41622), (942, 20811), (991, 19782), (1099, 17838), (1413, 13874), (1982, 9891), (2198, 8919), (2826, 6937), (2973, 6594), (3297, 5946)]