20081240067

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{102679}}^1$

素因数の和:102895

約数の個数: 32

約数和(自身を含む): 31280435200

約数和(自身を除く): 11199195133

約数列:

[1, 3, 7, 21, 67, 139, 201, 417, 469, 973, 1407, 2919, 9313, 27939, 65191, 102679, 195573, 308037, 718753, 2156259, 6879493, 14272381, 20638479, 42817143, 48156451, 99906667, 144469353, 299720001, 956249527, 2868748581, 6693746689, 20081240067]

約数ペア:

[(1, 20081240067), (3, 6693746689), (7, 2868748581), (21, 956249527), (67, 299720001), (139, 144469353), (201, 99906667), (417, 48156451), (469, 42817143), (973, 20638479), (1407, 14272381), (2919, 6879493), (9313, 2156259), (27939, 718753), (65191, 308037), (102679, 195573)]