20199256084

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{945481}}^1$

素因数の和:945608

約数の個数: 36

約数和(自身を含む): 41497204980

約数和(自身を除く): 21297948896

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 436, 763, 1526, 3052, 5341, 10682, 21364, 945481, 1890962, 3781924, 6618367, 13236734, 26473468, 46328569, 92657138, 103057429, 185314276, 206114858, 412229716, 721402003, 1442804006, 2885608012, 5049814021, 10099628042, 20199256084]

約数ペア:

[(1, 20199256084), (2, 10099628042), (4, 5049814021), (7, 2885608012), (14, 1442804006), (28, 721402003), (49, 412229716), (98, 206114858), (109, 185314276), (196, 103057429), (218, 92657138), (436, 46328569), (763, 26473468), (1526, 13236734), (3052, 6618367), (5341, 3781924), (10682, 1890962), (21364, 945481)]