18088317

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2917}}^1$

素因数の和:2989

約数の個数: 24

約数和(自身を含む): 28678104

約数和(自身を除く): 10589787

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 2917, 6201, 8751, 26253, 37921, 113763, 154601, 341289, 463803, 1391409, 2009813, 6029439, 18088317]

約数ペア:

[(1, 18088317), (3, 6029439), (9, 2009813), (13, 1391409), (39, 463803), (53, 341289), (117, 154601), (159, 113763), (477, 37921), (689, 26253), (2067, 8751), (2917, 6201)]