18954337

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 20742480

約数和(自身を除く): 1788143

約数列:

[1, 17, 53, 109, 193, 901, 1853, 3281, 5777, 10229, 21037, 98209, 173893, 357629, 1114961, 18954337]

約数ペア:

[(1, 18954337), (17, 1114961), (53, 357629), (109, 173893), (193, 98209), (901, 21037), (1853, 10229), (3281, 5777)]