20917116291

素因数分解:

$3^1\times {\mathrm{463}}^1\times {\mathrm{617}}^1\times {\mathrm{24407}}^1$

素因数の和:25490

約数の個数: 16

約数和(自身を含む): 27996171264

約数和(自身を除く): 7079054973

約数列:

[1, 3, 463, 617, 1389, 1851, 24407, 73221, 285671, 857013, 11300441, 15059119, 33901323, 45177357, 6972372097, 20917116291]

約数ペア:

[(1, 20917116291), (3, 6972372097), (463, 45177357), (617, 33901323), (1389, 15059119), (1851, 11300441), (24407, 857013), (73221, 285671)]