19450985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2141}}^1$

素因数の和:2248

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 5224855

約数列:

[1, 5, 23, 79, 115, 395, 1817, 2141, 9085, 10705, 49243, 169139, 246215, 845695, 3890197, 19450985]

約数ペア:

[(1, 19450985), (5, 3890197), (23, 845695), (79, 246215), (115, 169139), (395, 49243), (1817, 10705), (2141, 9085)]