20197907587

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8308477}}^1$

素因数の和:8308518

約数の個数: 16

約数和(自身を含む): 25124837472

約数和(自身を除く): 4926929885

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8308477, 91393247, 108010201, 141244109, 1188112211, 1553685199, 1836173417, 20197907587]

約数ペア:

[(1, 20197907587), (11, 1836173417), (13, 1553685199), (17, 1188112211), (143, 141244109), (187, 108010201), (221, 91393247), (2431, 8308477)]