19243180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3803}}^1$

素因数の和:3846

約数の個数: 48

約数和(自身を含む): 46013184

約数和(自身を除く): 26770004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3803, 5060, 7606, 15212, 19015, 38030, 41833, 76060, 83666, 87469, 167332, 174938, 209165, 349876, 418330, 437345, 836660, 874690, 962159, 1749380, 1924318, 3848636, 4810795, 9621590, 19243180]

約数ペア:

[(1, 19243180), (2, 9621590), (4, 4810795), (5, 3848636), (10, 1924318), (11, 1749380), (20, 962159), (22, 874690), (23, 836660), (44, 437345), (46, 418330), (55, 349876), (92, 209165), (110, 174938), (115, 167332), (220, 87469), (230, 83666), (253, 76060), (460, 41833), (506, 38030), (1012, 19015), (1265, 15212), (2530, 7606), (3803, 5060)]