251272016

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{25453}}^1$

素因数の和:26078

約数の個数: 20

約数和(自身を含む): 487647732

約数和(自身を除く): 236375716

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 25453, 50906, 101812, 203624, 407248, 15704501, 31409002, 62818004, 125636008, 251272016]

約数ペア:

[(1, 251272016), (2, 125636008), (4, 62818004), (8, 31409002), (16, 15704501), (617, 407248), (1234, 203624), (2468, 101812), (4936, 50906), (9872, 25453)]