20404779549

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88332379}}^1$

素因数の和:88332400

約数の個数: 16

約数和(自身を含む): 33919633920

約数和(自身を除く): 13514854371

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88332379, 264997137, 618326653, 971656169, 1854979959, 2914968507, 6801593183, 20404779549]

約数ペア:

[(1, 20404779549), (3, 6801593183), (7, 2914968507), (11, 1854979959), (21, 971656169), (33, 618326653), (77, 264997137), (231, 88332379)]