20664486

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67531}}^1$

素因数の和:67556

約数の個数: 24

約数和(自身を含む): 47407464

約数和(自身を除く): 26742978

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67531, 135062, 202593, 405186, 607779, 1148027, 1215558, 2296054, 3444081, 6888162, 10332243, 20664486]

約数ペア:

[(1, 20664486), (2, 10332243), (3, 6888162), (6, 3444081), (9, 2296054), (17, 1215558), (18, 1148027), (34, 607779), (51, 405186), (102, 202593), (153, 135062), (306, 67531)]