20349085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4517}}^1$

素因数の和:4592

約数の個数: 16

約数和(自身を含む): 26348976

約数和(自身を除く): 5999891

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 4517, 22585, 76789, 239401, 383945, 1197005, 4069817, 20349085]

約数ペア:

[(1, 20349085), (5, 4069817), (17, 1197005), (53, 383945), (85, 239401), (265, 76789), (901, 22585), (4505, 4517)]