20196045009

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{672059}}^1$

素因数の和:672131

約数の個数: 40

約数和(自身を含む): 35129920320

約数和(自身を除く): 14933875311

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 10017, 30051, 672059, 2016177, 4704413, 6048531, 14113239, 18145593, 35619127, 42339717, 54436779, 106857381, 127019151, 249333889, 320572143, 381057453, 748001667, 961716429, 2244005001, 2885149287, 6732015003, 20196045009]

約数ペア:

[(1, 20196045009), (3, 6732015003), (7, 2885149287), (9, 2244005001), (21, 961716429), (27, 748001667), (53, 381057453), (63, 320572143), (81, 249333889), (159, 127019151), (189, 106857381), (371, 54436779), (477, 42339717), (567, 35619127), (1113, 18145593), (1431, 14113239), (3339, 6048531), (4293, 4704413), (10017, 2016177), (30051, 672059)]