20155761395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1805263}}^1$

素因数の和:1805315

約数の個数: 32

約数和(自身を含む): 31194961920

約数和(自身を除く): 11039200525

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 1015, 1595, 2233, 11165, 1805263, 9026315, 12636841, 19857893, 52352627, 63184205, 99289465, 139005251, 261763135, 366468389, 575878897, 695026255, 1832341945, 2879394485, 4031152279, 20155761395]

約数ペア:

[(1, 20155761395), (5, 4031152279), (7, 2879394485), (11, 1832341945), (29, 695026255), (35, 575878897), (55, 366468389), (77, 261763135), (145, 139005251), (203, 99289465), (319, 63184205), (385, 52352627), (1015, 19857893), (1595, 12636841), (2233, 9026315), (11165, 1805263)]