20883451

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 2098949

約数列:

[1, 19, 29, 151, 251, 551, 2869, 4379, 4769, 7279, 37901, 83201, 138301, 720119, 1099129, 20883451]

約数ペア:

[(1, 20883451), (19, 1099129), (29, 720119), (151, 138301), (251, 83201), (551, 37901), (2869, 7279), (4379, 4769)]