20915502

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{41999}}^1$

素因数の和:42087

約数の個数: 16

約数和(自身を含む): 42336000

約数和(自身を除く): 21420498

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 41999, 83998, 125997, 251994, 3485917, 6971834, 10457751, 20915502]

約数ペア:

[(1, 20915502), (2, 10457751), (3, 6971834), (6, 3485917), (83, 251994), (166, 125997), (249, 83998), (498, 41999)]