20223189

素因数分解:

$3^7\times 7^1\times {\mathrm{1321}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 34689280

約数和(自身を除く): 14466091

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1321, 1701, 2187, 3963, 5103, 9247, 11889, 15309, 27741, 35667, 83223, 107001, 249669, 321003, 749007, 963009, 2247021, 2889027, 6741063, 20223189]

約数ペア:

[(1, 20223189), (3, 6741063), (7, 2889027), (9, 2247021), (21, 963009), (27, 749007), (63, 321003), (81, 249669), (189, 107001), (243, 83223), (567, 35667), (729, 27741), (1321, 15309), (1701, 11889), (2187, 9247), (3963, 5103)]