20173924690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{476137}}^1$

素因数の和:476386

約数の個数: 32

約数和(自身を含む): 38395768320

約数和(自身を除く): 18221843630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 223, 446, 1115, 2230, 4237, 8474, 21185, 42370, 476137, 952274, 2380685, 4761370, 9046603, 18093206, 45233015, 90466030, 106178551, 212357102, 530892755, 1061785510, 2017392469, 4034784938, 10086962345, 20173924690]

約数ペア:

[(1, 20173924690), (2, 10086962345), (5, 4034784938), (10, 2017392469), (19, 1061785510), (38, 530892755), (95, 212357102), (190, 106178551), (223, 90466030), (446, 45233015), (1115, 18093206), (2230, 9046603), (4237, 4761370), (8474, 2380685), (21185, 952274), (42370, 476137)]