19712917518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{60089}}^1$

素因数の和:60281

約数の個数: 64

約数和(自身を含む): 46102970880

約数和(自身を除く): 26390053362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 107, 146, 214, 219, 321, 438, 511, 642, 749, 1022, 1498, 1533, 2247, 3066, 4494, 7811, 15622, 23433, 46866, 54677, 60089, 109354, 120178, 164031, 180267, 328062, 360534, 420623, 841246, 1261869, 2523738, 4386497, 6429523, 8772994, 12859046, 13159491, 19288569, 26318982, 30705479, 38577138, 45006661, 61410958, 90013322, 92116437, 135019983, 184232874, 270039966, 469355179, 938710358, 1408065537, 2816131074, 3285486253, 6570972506, 9856458759, 19712917518]

約数ペア:

[(1, 19712917518), (2, 9856458759), (3, 6570972506), (6, 3285486253), (7, 2816131074), (14, 1408065537), (21, 938710358), (42, 469355179), (73, 270039966), (107, 184232874), (146, 135019983), (214, 92116437), (219, 90013322), (321, 61410958), (438, 45006661), (511, 38577138), (642, 30705479), (749, 26318982), (1022, 19288569), (1498, 13159491), (1533, 12859046), (2247, 8772994), (3066, 6429523), (4494, 4386497), (7811, 2523738), (15622, 1261869), (23433, 841246), (46866, 420623), (54677, 360534), (60089, 328062), (109354, 180267), (120178, 164031)]