20097801

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1488

約数の個数: 28

約数和(自身を含む): 31740720

約数和(自身を除く): 11642919

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1451, 1539, 4353, 4617, 13059, 13851, 27569, 39177, 82707, 117531, 248121, 352593, 744363, 1057779, 2233089, 6699267, 20097801]

約数ペア:

[(1, 20097801), (3, 6699267), (9, 2233089), (19, 1057779), (27, 744363), (57, 352593), (81, 248121), (171, 117531), (243, 82707), (513, 39177), (729, 27569), (1451, 13851), (1539, 13059), (4353, 4617)]