19755231

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2729}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 27955200

約数和(自身を除く): 8199969

約数列:

[1, 3, 19, 57, 127, 381, 2413, 2729, 7239, 8187, 51851, 155553, 346583, 1039749, 6585077, 19755231]

約数ペア:

[(1, 19755231), (3, 6585077), (19, 1039749), (57, 346583), (127, 155553), (381, 51851), (2413, 8187), (2729, 7239)]