18408518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8081}}^1$

素因数の和:8167

約数の個数: 16

約数和(自身を含む): 29677104

約数和(自身を除く): 11268586

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8081, 16162, 137377, 274754, 541427, 1082854, 9204259, 18408518]

約数ペア:

[(1, 18408518), (2, 9204259), (17, 1082854), (34, 541427), (67, 274754), (134, 137377), (1139, 16162), (2278, 8081)]