20194076

素因数分解:

$2^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:738

約数の個数: 36

約数和(自身を含む): 41397048

約数和(自身を除く): 21202972

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 197, 394, 523, 788, 1046, 1379, 2092, 2758, 3661, 5516, 7322, 9653, 14644, 19306, 25627, 38612, 51254, 102508, 103031, 206062, 412124, 721217, 1442434, 2884868, 5048519, 10097038, 20194076]

約数ペア:

[(1, 20194076), (2, 10097038), (4, 5048519), (7, 2884868), (14, 1442434), (28, 721217), (49, 412124), (98, 206062), (196, 103031), (197, 102508), (394, 51254), (523, 38612), (788, 25627), (1046, 19306), (1379, 14644), (2092, 9653), (2758, 7322), (3661, 5516)]