20128074

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 41959296

約数和(自身を除く): 21831222

約数列:

[1, 2, 3, 6, 37, 71, 74, 111, 142, 213, 222, 426, 1277, 2554, 2627, 3831, 5254, 7662, 7881, 15762, 47249, 90667, 94498, 141747, 181334, 272001, 283494, 544002, 3354679, 6709358, 10064037, 20128074]

約数ペア:

[(1, 20128074), (2, 10064037), (3, 6709358), (6, 3354679), (37, 544002), (71, 283494), (74, 272001), (111, 181334), (142, 141747), (213, 94498), (222, 90667), (426, 47249), (1277, 15762), (2554, 7881), (2627, 7662), (3831, 5254)]