18910047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2081}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 27282528

約数和(自身を除く): 8372481

約数列:

[1, 3, 13, 39, 233, 699, 2081, 3029, 6243, 9087, 27053, 81159, 484873, 1454619, 6303349, 18910047]

約数ペア:

[(1, 18910047), (3, 6303349), (13, 1454619), (39, 484873), (233, 81159), (699, 27053), (2081, 9087), (3029, 6243)]