2051915906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{128873}}^1$

素因数の和:129313

約数の個数: 16

約数和(自身を含む): 3247624800

約数和(自身を除く): 1195708894

約数列:

[1, 2, 19, 38, 419, 838, 7961, 15922, 128873, 257746, 2448587, 4897174, 53997787, 107995574, 1025957953, 2051915906]

約数ペア:

[(1, 2051915906), (2, 1025957953), (19, 107995574), (38, 53997787), (419, 4897174), (838, 2448587), (7961, 257746), (15922, 128873)]