19717382

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1889}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 31434480

約数和(自身を除く): 11717098

約数列:

[1, 2, 17, 34, 307, 614, 1889, 3778, 5219, 10438, 32113, 64226, 579923, 1159846, 9858691, 19717382]

約数ペア:

[(1, 19717382), (2, 9858691), (17, 1159846), (34, 579923), (307, 64226), (614, 32113), (1889, 10438), (3778, 5219)]