39997404

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{20963}}^1$

素因数の和:21026

約数の個数: 36

約数和(自身を含む): 103017096

約数和(自身を除く): 63019692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 20963, 41926, 62889, 83852, 125778, 188667, 251556, 377334, 754668, 1111039, 2222078, 3333117, 4444156, 6666234, 9999351, 13332468, 19998702, 39997404]

約数ペア:

[(1, 39997404), (2, 19998702), (3, 13332468), (4, 9999351), (6, 6666234), (9, 4444156), (12, 3333117), (18, 2222078), (36, 1111039), (53, 754668), (106, 377334), (159, 251556), (212, 188667), (318, 125778), (477, 83852), (636, 62889), (954, 41926), (1908, 20963)]