19711426

素因数分解:

$2^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{1021}}^1$

素因数の和:1234

約数の個数: 24

約数和(自身を含む): 34602876

約数和(自身を除く): 14891450

約数列:

[1, 2, 7, 14, 49, 98, 197, 394, 1021, 1379, 2042, 2758, 7147, 9653, 14294, 19306, 50029, 100058, 201137, 402274, 1407959, 2815918, 9855713, 19711426]

約数ペア:

[(1, 19711426), (2, 9855713), (7, 2815918), (14, 1407959), (49, 402274), (98, 201137), (197, 100058), (394, 50029), (1021, 19306), (1379, 14294), (2042, 9653), (2758, 7147)]