2016551372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{645503}}^1$

素因数の和:645589

約数の個数: 24

約数和(自身を含む): 3904008192

約数和(自身を除く): 1887456820

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 645503, 1291006, 2582012, 7100533, 14201066, 28402132, 45830713, 91661426, 183322852, 504137843, 1008275686, 2016551372]

約数ペア:

[(1, 2016551372), (2, 1008275686), (4, 504137843), (11, 183322852), (22, 91661426), (44, 45830713), (71, 28402132), (142, 14201066), (284, 7100533), (781, 2582012), (1562, 1291006), (3124, 645503)]