20827262

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 32130000

約数和(自身を除く): 11302738

約数列:

[1, 2, 41, 82, 499, 509, 998, 1018, 20459, 20869, 40918, 41738, 253991, 507982, 10413631, 20827262]

約数ペア:

[(1, 20827262), (2, 10413631), (41, 507982), (82, 253991), (499, 41738), (509, 40918), (998, 20869), (1018, 20459)]