20899373

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 16

約数和(自身を含む): 24152640

約数和(自身を除く): 3253267

約数列:

[1, 11, 19, 209, 277, 361, 3047, 3971, 5263, 6859, 57893, 75449, 99997, 1099967, 1899943, 20899373]

約数ペア:

[(1, 20899373), (11, 1899943), (19, 1099967), (209, 99997), (277, 75449), (361, 57893), (3047, 6859), (3971, 5263)]