20159601

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 33758208

約数和(自身を除く): 13598607

約数列:

[1, 3, 7, 11, 21, 33, 77, 197, 231, 443, 591, 1329, 1379, 2167, 3101, 4137, 4873, 6501, 9303, 14619, 15169, 34111, 45507, 87271, 102333, 261813, 610897, 959981, 1832691, 2879943, 6719867, 20159601]

約数ペア:

[(1, 20159601), (3, 6719867), (7, 2879943), (11, 1832691), (21, 959981), (33, 610897), (77, 261813), (197, 102333), (231, 87271), (443, 45507), (591, 34111), (1329, 15169), (1379, 14619), (2167, 9303), (3101, 6501), (4137, 4873)]