18974686

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1783}}^1$

素因数の和:2115

約数の個数: 16

約数和(自身を含む): 30249504

約数和(自身を除く): 11274818

約数列:

[1, 2, 17, 34, 313, 626, 1783, 3566, 5321, 10642, 30311, 60622, 558079, 1116158, 9487343, 18974686]

約数ペア:

[(1, 18974686), (2, 9487343), (17, 1116158), (34, 558079), (313, 60622), (626, 30311), (1783, 10642), (3566, 5321)]