20800822

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11699}}^1$

素因数の和:11835

約数の個数: 16

約数和(自身を含む): 35942400

約数和(自身を除く): 15141578

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 11699, 23398, 81893, 163786, 1485773, 2971546, 10400411, 20800822]

約数ペア:

[(1, 20800822), (2, 10400411), (7, 2971546), (14, 1485773), (127, 163786), (254, 81893), (889, 23398), (1778, 11699)]