19393804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{929}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 36091440

約数和(自身を除く): 16697636

約数列:

[1, 2, 4, 17, 34, 68, 307, 614, 929, 1228, 1858, 3716, 5219, 10438, 15793, 20876, 31586, 63172, 285203, 570406, 1140812, 4848451, 9696902, 19393804]

約数ペア:

[(1, 19393804), (2, 9696902), (4, 4848451), (17, 1140812), (34, 570406), (68, 285203), (307, 63172), (614, 31586), (929, 20876), (1228, 15793), (1858, 10438), (3716, 5219)]