20480295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124123}}^1$

素因数の和:124142

約数の個数: 16

約数和(自身を含む): 35747712

約数和(自身を除く): 15267417

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 124123, 372369, 620615, 1365353, 1861845, 4096059, 6826765, 20480295]

約数ペア:

[(1, 20480295), (3, 6826765), (5, 4096059), (11, 1861845), (15, 1365353), (33, 620615), (55, 372369), (165, 124123)]