20372169

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 27820800

約数和(自身を除く): 7448631

約数列:

[1, 3, 59, 177, 179, 537, 643, 1929, 10561, 31683, 37937, 113811, 115097, 345291, 6790723, 20372169]

約数ペア:

[(1, 20372169), (3, 6790723), (59, 345291), (177, 115097), (179, 113811), (537, 37937), (643, 31683), (1929, 10561)]