20337219

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1117}}^1$

素因数の和:1164

約数の個数: 36

約数和(自身を含む): 35695504

約数和(自身を除く): 15358285

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 289, 357, 867, 1071, 1117, 2023, 2601, 3351, 6069, 7819, 10053, 18207, 18989, 23457, 56967, 70371, 132923, 170901, 322813, 398769, 968439, 1196307, 2259691, 2905317, 6779073, 20337219]

約数ペア:

[(1, 20337219), (3, 6779073), (7, 2905317), (9, 2259691), (17, 1196307), (21, 968439), (51, 398769), (63, 322813), (119, 170901), (153, 132923), (289, 70371), (357, 56967), (867, 23457), (1071, 18989), (1117, 18207), (2023, 10053), (2601, 7819), (3351, 6069)]