19870914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{473117}}^1$

素因数の和:473129

約数の個数: 16

約数和(自身を含む): 45419328

約数和(自身を除く): 25548414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 473117, 946234, 1419351, 2838702, 3311819, 6623638, 9935457, 19870914]

約数ペア:

[(1, 19870914), (2, 9935457), (3, 6623638), (6, 3311819), (7, 2838702), (14, 1419351), (21, 946234), (42, 473117)]