20199942935

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{3137}}^1$

素因数の和:3595

約数の個数: 32

約数和(自身を含む): 25165655424

約数和(自身を除く): 4965712489

約数列:

[1, 5, 41, 101, 205, 311, 505, 1555, 3137, 4141, 12751, 15685, 20705, 31411, 63755, 128617, 157055, 316837, 643085, 975607, 1287851, 1584185, 4878035, 6439255, 12990317, 39999887, 64951585, 98536307, 199999435, 492681535, 4039988587, 20199942935]

約数ペア:

[(1, 20199942935), (5, 4039988587), (41, 492681535), (101, 199999435), (205, 98536307), (311, 64951585), (505, 39999887), (1555, 12990317), (3137, 6439255), (4141, 4878035), (12751, 1584185), (15685, 1287851), (20705, 975607), (31411, 643085), (63755, 316837), (128617, 157055)]