208580812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{80347}}^1$

素因数の和:80421

約数の個数: 24

約数和(自身を含む): 404953920

約数和(自身を除く): 196373108

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 80347, 160694, 321388, 883817, 1767634, 3535268, 4740473, 9480946, 18961892, 52145203, 104290406, 208580812]

約数ペア:

[(1, 208580812), (2, 104290406), (4, 52145203), (11, 18961892), (22, 9480946), (44, 4740473), (59, 3535268), (118, 1767634), (236, 883817), (649, 321388), (1298, 160694), (2596, 80347)]