19869934

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74699}}^1$

素因数の和:74727

約数の個数: 16

約数和(自身を含む): 35856000

約数和(自身を除く): 15986066

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74699, 149398, 522893, 1045786, 1419281, 2838562, 9934967, 19869934]

約数ペア:

[(1, 19869934), (2, 9934967), (7, 2838562), (14, 1419281), (19, 1045786), (38, 522893), (133, 149398), (266, 74699)]