19691931

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{22871}}^1$

素因数の和:22922

約数の個数: 16

約数和(自身を含む): 30739968

約数和(自身を除く): 11048037

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 22871, 68613, 160097, 480291, 937711, 2813133, 6563977, 19691931]

約数ペア:

[(1, 19691931), (3, 6563977), (7, 2813133), (21, 937711), (41, 480291), (123, 160097), (287, 68613), (861, 22871)]