20915671407

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1\times {\mathrm{274711}}^1$

素因数の和:275374

約数の個数: 16

約数和(自身を含む): 28614001920

約数和(自身を除く): 7698330513

約数列:

[1, 3, 41, 123, 619, 1857, 25379, 76137, 274711, 824133, 11263151, 33789453, 170046109, 510138327, 6971890469, 20915671407]

約数ペア:

[(1, 20915671407), (3, 6971890469), (41, 510138327), (123, 170046109), (619, 33789453), (1857, 11263151), (25379, 824133), (76137, 274711)]