19208966

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9871}}^1$

素因数の和:10019

約数の個数: 16

約数和(自身を含む): 33169920

約数和(自身を除く): 13960954

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 9871, 19742, 69097, 138194, 1372069, 2744138, 9604483, 19208966]

約数ペア:

[(1, 19208966), (2, 9604483), (7, 2744138), (14, 1372069), (139, 138194), (278, 69097), (973, 19742), (1946, 9871)]