19927164

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^2\times {\mathrm{1213}}^1$

素因数の和:1294

約数の個数: 36

約数和(自身を含む): 47826744

約数和(自身を除く): 27899580

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 1213, 1369, 2426, 2738, 3639, 4107, 4852, 5476, 7278, 8214, 14556, 16428, 44881, 89762, 134643, 179524, 269286, 538572, 1660597, 3321194, 4981791, 6642388, 9963582, 19927164]

約数ペア:

[(1, 19927164), (2, 9963582), (3, 6642388), (4, 4981791), (6, 3321194), (12, 1660597), (37, 538572), (74, 269286), (111, 179524), (148, 134643), (222, 89762), (444, 44881), (1213, 16428), (1369, 14556), (2426, 8214), (2738, 7278), (3639, 5476), (4107, 4852)]