19085139

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{12401}}^1$

素因数の和:12432

約数の個数: 20

約数和(自身を含む): 30012840

約数和(自身を除く): 10927701

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 12401, 37203, 111609, 235619, 334827, 706857, 1004481, 2120571, 6361713, 19085139]

約数ペア:

[(1, 19085139), (3, 6361713), (9, 2120571), (19, 1004481), (27, 706857), (57, 334827), (81, 235619), (171, 111609), (513, 37203), (1539, 12401)]