20199421774

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4087297}}^1$

素因数の和:4087659

約数の個数: 16

約数和(自身を含む): 34725683808

約数和(自身を除く): 14526262034

約数列:

[1, 2, 7, 14, 353, 706, 2471, 4942, 4087297, 8174594, 28611079, 57222158, 1442815841, 2885631682, 10099710887, 20199421774]

約数ペア:

[(1, 20199421774), (2, 10099710887), (7, 2885631682), (14, 1442815841), (353, 57222158), (706, 28611079), (2471, 8174594), (4942, 4087297)]