20080485

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26249}}^1$

素因数の和:26277

約数の個数: 24

約数和(自身を含む): 36855000

約数和(自身を除く): 16774515

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26249, 78747, 131245, 236241, 393735, 446233, 1181205, 1338699, 2231165, 4016097, 6693495, 20080485]

約数ペア:

[(1, 20080485), (3, 6693495), (5, 4016097), (9, 2231165), (15, 1338699), (17, 1181205), (45, 446233), (51, 393735), (85, 236241), (153, 131245), (255, 78747), (765, 26249)]