20176719508

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{53377}}^1$

素因数の和:53485

約数の個数: 48

約数和(自身を含む): 39385277568

約数和(自身を除く): 19208558060

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 781, 1331, 1562, 2662, 3124, 5324, 8591, 17182, 34364, 53377, 94501, 106754, 189002, 213508, 378004, 587147, 1174294, 2348588, 3789767, 6458617, 7579534, 12917234, 15159068, 25834468, 41687437, 71044787, 83374874, 142089574, 166749748, 284179148, 458561807, 917123614, 1834247228, 5044179877, 10088359754, 20176719508]

約数ペア:

[(1, 20176719508), (2, 10088359754), (4, 5044179877), (11, 1834247228), (22, 917123614), (44, 458561807), (71, 284179148), (121, 166749748), (142, 142089574), (242, 83374874), (284, 71044787), (484, 41687437), (781, 25834468), (1331, 15159068), (1562, 12917234), (2662, 7579534), (3124, 6458617), (5324, 3789767), (8591, 2348588), (17182, 1174294), (34364, 587147), (53377, 378004), (94501, 213508), (106754, 189002)]