20883927088

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{9527339}}^1$

素因数の和:9527484

約数の個数: 20

約数和(自身を含む): 40757960520

約数和(自身を除く): 19874033432

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 9527339, 19054678, 38109356, 76218712, 152437424, 1305245443, 2610490886, 5220981772, 10441963544, 20883927088]

約数ペア:

[(1, 20883927088), (2, 10441963544), (4, 5220981772), (8, 2610490886), (16, 1305245443), (137, 152437424), (274, 76218712), (548, 38109356), (1096, 19054678), (2192, 9527339)]