20168498

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1718

約数の個数: 24

約数和(自身を含む): 35483184

約数和(自身を除く): 15314686

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1571, 1834, 3142, 6419, 10997, 12838, 21994, 76979, 153958, 205801, 411602, 1440607, 2881214, 10084249, 20168498]

約数ペア:

[(1, 20168498), (2, 10084249), (7, 2881214), (14, 1440607), (49, 411602), (98, 205801), (131, 153958), (262, 76979), (917, 21994), (1571, 12838), (1834, 10997), (3142, 6419)]