18765085

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 4459235

約数列:

[1, 5, 41, 205, 239, 383, 1195, 1915, 9799, 15703, 48995, 78515, 91537, 457685, 3753017, 18765085]

約数ペア:

[(1, 18765085), (5, 3753017), (41, 457685), (205, 91537), (239, 78515), (383, 48995), (1195, 15703), (1915, 9799)]