17639404

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{15259}}^1$

素因数の和:15297

約数の個数: 18

約数和(自身を含む): 32793740

約数和(自身を除く): 15154336

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 15259, 30518, 61036, 259403, 518806, 1037612, 4409851, 8819702, 17639404]

約数ペア:

[(1, 17639404), (2, 8819702), (4, 4409851), (17, 1037612), (34, 518806), (68, 259403), (289, 61036), (578, 30518), (1156, 15259)]