19664195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1693}}^1$

素因数の和:1822

約数の個数: 16

約数和(自身を含む): 24881472

約数和(自身を除く): 5217277

約数列:

[1, 5, 23, 101, 115, 505, 1693, 2323, 8465, 11615, 38939, 170993, 194695, 854965, 3932839, 19664195]

約数ペア:

[(1, 19664195), (5, 3932839), (23, 854965), (101, 194695), (115, 170993), (505, 38939), (1693, 11615), (2323, 8465)]