201784990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{7873}}^1$

素因数の和:8124

約数の個数: 32

約数和(自身を含む): 397983456

約数和(自身を除く): 196198466

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 233, 466, 1165, 2330, 2563, 5126, 7873, 12815, 15746, 25630, 39365, 78730, 86603, 173206, 433015, 866030, 1834409, 3668818, 9172045, 18344090, 20178499, 40356998, 100892495, 201784990]

約数ペア:

[(1, 201784990), (2, 100892495), (5, 40356998), (10, 20178499), (11, 18344090), (22, 9172045), (55, 3668818), (110, 1834409), (233, 866030), (466, 433015), (1165, 173206), (2330, 86603), (2563, 78730), (5126, 39365), (7873, 25630), (12815, 15746)]