20149597897

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{31643}}^1$

素因数の和:31801

約数の個数: 32

約数和(自身を含む): 24390688896

約数和(自身を除く): 4241090999

約数列:

[1, 11, 13, 61, 73, 143, 671, 793, 803, 949, 4453, 8723, 10439, 31643, 48983, 57889, 348073, 411359, 636779, 1930223, 2309939, 4524949, 21232453, 25092899, 25409329, 30029207, 140906279, 276021889, 330321277, 1549969069, 1831781627, 20149597897]

約数ペア:

[(1, 20149597897), (11, 1831781627), (13, 1549969069), (61, 330321277), (73, 276021889), (143, 140906279), (671, 30029207), (793, 25409329), (803, 25092899), (949, 21232453), (4453, 4524949), (8723, 2309939), (10439, 1930223), (31643, 636779), (48983, 411359), (57889, 348073)]