15721944724

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{1459}}^1\times {\mathrm{19381}}^1$

素因数の和:20983

約数の個数: 24

約数和(自身を含む): 27731765600

約数和(自身を除く): 12009820876

約数列:

[1, 2, 4, 139, 278, 556, 1459, 2918, 5836, 19381, 38762, 77524, 202801, 405602, 811204, 2693959, 5387918, 10775836, 28276879, 56553758, 113107516, 3930486181, 7860972362, 15721944724]

約数ペア:

[(1, 15721944724), (2, 7860972362), (4, 3930486181), (139, 113107516), (278, 56553758), (556, 28276879), (1459, 10775836), (2918, 5387918), (5836, 2693959), (19381, 811204), (38762, 405602), (77524, 202801)]