20456487161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{31543}}^1$

素因数の和:31709

約数の個数: 32

約数和(自身を含む): 24528614400

約数和(自身を除く): 4072127239

約数列:

[1, 11, 19, 29, 107, 209, 319, 551, 1177, 2033, 3103, 6061, 22363, 31543, 34133, 58957, 346973, 599317, 648527, 914747, 3375101, 6592487, 10062217, 17380193, 37126111, 64126919, 97877929, 191182123, 705396109, 1076657219, 1859680651, 20456487161]

約数ペア:

[(1, 20456487161), (11, 1859680651), (19, 1076657219), (29, 705396109), (107, 191182123), (209, 97877929), (319, 64126919), (551, 37126111), (1177, 17380193), (2033, 10062217), (3103, 6592487), (6061, 3375101), (22363, 914747), (31543, 648527), (34133, 599317), (58957, 346973)]