20343993

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1187}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 28226880

約数和(自身を除く): 7882887

約数列:

[1, 3, 29, 87, 197, 591, 1187, 3561, 5713, 17139, 34423, 103269, 233839, 701517, 6781331, 20343993]

約数ペア:

[(1, 20343993), (3, 6781331), (29, 701517), (87, 233839), (197, 103269), (591, 34423), (1187, 17139), (3561, 5713)]