20817146

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1934

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 17793286

約数列:

[1, 2, 7, 14, 17, 34, 47, 94, 119, 238, 329, 658, 799, 1598, 1861, 3722, 5593, 11186, 13027, 26054, 31637, 63274, 87467, 174934, 221459, 442918, 612269, 1224538, 1486939, 2973878, 10408573, 20817146]

約数ペア:

[(1, 20817146), (2, 10408573), (7, 2973878), (14, 1486939), (17, 1224538), (34, 612269), (47, 442918), (94, 221459), (119, 174934), (238, 87467), (329, 63274), (658, 31637), (799, 26054), (1598, 13027), (1861, 11186), (3722, 5593)]