20192782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{829}}^1$

素因数の和:1491

約数の個数: 16

約数和(自身を含む): 31971600

約数和(自身を除く): 11778818

約数列:

[1, 2, 19, 38, 641, 829, 1282, 1658, 12179, 15751, 24358, 31502, 531389, 1062778, 10096391, 20192782]

約数ペア:

[(1, 20192782), (2, 10096391), (19, 1062778), (38, 531389), (641, 31502), (829, 24358), (1282, 15751), (1658, 12179)]