18217265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{14401}}^1$

素因数の和:14440

約数の個数: 16

約数和(自身を含む): 24886656

約数和(自身を除く): 6669391

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 14401, 72005, 158411, 331223, 792055, 1656115, 3643453, 18217265]

約数ペア:

[(1, 18217265), (5, 3643453), (11, 1656115), (23, 792055), (55, 331223), (115, 158411), (253, 72005), (1265, 14401)]