15889215728

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{2750903}}^1$

素因数の和:2750949

約数の個数: 30

約数和(自身を含む): 32490927144

約数和(自身を除く): 16601711416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 2750903, 5501806, 11003612, 22007224, 44014448, 52267157, 104534314, 209068628, 418137256, 836274512, 993075983, 1986151966, 3972303932, 7944607864, 15889215728]

約数ペア:

[(1, 15889215728), (2, 7944607864), (4, 3972303932), (8, 1986151966), (16, 993075983), (19, 836274512), (38, 418137256), (76, 209068628), (152, 104534314), (304, 52267157), (361, 44014448), (722, 22007224), (1444, 11003612), (2888, 5501806), (5776, 2750903)]