20563545

素因数分解:

$3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{8209}}^1$

素因数の和:8384

約数の個数: 16

約数和(自身を含む): 33102720

約数和(自身を除く): 12539175

約数列:

[1, 3, 5, 15, 167, 501, 835, 2505, 8209, 24627, 41045, 123135, 1370903, 4112709, 6854515, 20563545]

約数ペア:

[(1, 20563545), (3, 6854515), (5, 4112709), (15, 1370903), (167, 123135), (501, 41045), (835, 24627), (2505, 8209)]