20409879842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59359}}^1\times {\mathrm{15629}}^1$

素因数の和:75001

約数の個数: 16

約数和(自身を含む): 33400684800

約数和(自身を除く): 12990804958

約数列:

[1, 2, 11, 22, 15629, 31258, 59359, 118718, 171919, 343838, 652949, 1305898, 927721811, 1855443622, 10204939921, 20409879842]

約数ペア:

[(1, 20409879842), (2, 10204939921), (11, 1855443622), (22, 927721811), (15629, 1305898), (31258, 652949), (59359, 343838), (118718, 171919)]