201918888

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{39499}}^1$

素因数の和:39582

約数の個数: 48

約数和(自身を含む): 554580000

約数和(自身を除く): 352661112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 39499, 78998, 118497, 157996, 236994, 315992, 355491, 473988, 710982, 947976, 1421964, 2804429, 2843928, 5608858, 8413287, 11217716, 16826574, 22435432, 25239861, 33653148, 50479722, 67306296, 100959444, 201918888]

約数ペア:

[(1, 201918888), (2, 100959444), (3, 67306296), (4, 50479722), (6, 33653148), (8, 25239861), (9, 22435432), (12, 16826574), (18, 11217716), (24, 8413287), (36, 5608858), (71, 2843928), (72, 2804429), (142, 1421964), (213, 947976), (284, 710982), (426, 473988), (568, 355491), (639, 315992), (852, 236994), (1278, 157996), (1704, 118497), (2556, 78998), (5112, 39499)]