20708710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188261}}^1$

素因数の和:188279

約数の個数: 16

約数和(自身を含む): 40664592

約数和(自身を除く): 19955882

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 188261, 376522, 941305, 1882610, 2070871, 4141742, 10354355, 20708710]

約数ペア:

[(1, 20708710), (2, 10354355), (5, 4141742), (10, 2070871), (11, 1882610), (22, 941305), (55, 376522), (110, 188261)]