20158765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1171}}^1$

素因数の和:1500

約数の個数: 16

約数和(自身を含む): 26496576

約数和(自身を除く): 6337811

約数列:

[1, 5, 11, 55, 313, 1171, 1565, 3443, 5855, 12881, 17215, 64405, 366523, 1832615, 4031753, 20158765]

約数ペア:

[(1, 20158765), (5, 4031753), (11, 1832615), (55, 366523), (313, 64405), (1171, 17215), (1565, 12881), (3443, 5855)]