20887350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12659}}^1$

素因数の和:12685

約数の個数: 48

約数和(自身を含む): 56514240

約数和(自身を除く): 35626890

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12659, 25318, 37977, 63295, 75954, 126590, 139249, 189885, 278498, 316475, 379770, 417747, 632950, 696245, 835494, 949425, 1392490, 1898850, 2088735, 3481225, 4177470, 6962450, 10443675, 20887350]

約数ペア:

[(1, 20887350), (2, 10443675), (3, 6962450), (5, 4177470), (6, 3481225), (10, 2088735), (11, 1898850), (15, 1392490), (22, 949425), (25, 835494), (30, 696245), (33, 632950), (50, 417747), (55, 379770), (66, 316475), (75, 278498), (110, 189885), (150, 139249), (165, 126590), (275, 75954), (330, 63295), (550, 37977), (825, 25318), (1650, 12659)]