20884328

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84211}}^1$

素因数の和:84248

約数の個数: 16

約数和(自身を含む): 40421760

約数和(自身を除く): 19537432

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84211, 168422, 336844, 673688, 2610541, 5221082, 10442164, 20884328]

約数ペア:

[(1, 20884328), (2, 10442164), (4, 5221082), (8, 2610541), (31, 673688), (62, 336844), (124, 168422), (248, 84211)]