20523914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1993}}^1$

素因数の和:2285

約数の個数: 16

約数和(自身を含む): 32542080

約数和(自身を除く): 12018166

約数列:

[1, 2, 19, 38, 271, 542, 1993, 3986, 5149, 10298, 37867, 75734, 540103, 1080206, 10261957, 20523914]

約数ペア:

[(1, 20523914), (2, 10261957), (19, 1080206), (38, 540103), (271, 75734), (542, 37867), (1993, 10298), (3986, 5149)]