19750031

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2102

約数の個数: 16

約数和(自身を含む): 23950848

約数和(自身を除く): 4200817

約数列:

[1, 7, 23, 61, 161, 427, 1403, 2011, 9821, 14077, 46253, 122671, 323771, 858697, 2821433, 19750031]

約数ペア:

[(1, 19750031), (7, 2821433), (23, 858697), (61, 323771), (161, 122671), (427, 46253), (1403, 14077), (2011, 9821)]