19774712

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{18869}}^1$

素因数の和:19006

約数の個数: 16

約数和(自身を含む): 37362600

約数和(自身を除く): 17587888

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 18869, 37738, 75476, 150952, 2471839, 4943678, 9887356, 19774712]

約数ペア:

[(1, 19774712), (2, 9887356), (4, 4943678), (8, 2471839), (131, 150952), (262, 75476), (524, 37738), (1048, 18869)]