20176669317

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{315739}}^1$

素因数の和:315945

約数の個数: 32

約数和(自身を含む): 32735923200

約数和(自身を除く): 12559253883

約数列:

[1, 3, 7, 17, 21, 51, 119, 179, 357, 537, 1253, 3043, 3759, 9129, 21301, 63903, 315739, 947217, 2210173, 5367563, 6630519, 16102689, 37572941, 56517281, 112718823, 169551843, 395620967, 960793777, 1186862901, 2882381331, 6725556439, 20176669317]

約数ペア:

[(1, 20176669317), (3, 6725556439), (7, 2882381331), (17, 1186862901), (21, 960793777), (51, 395620967), (119, 169551843), (179, 112718823), (357, 56517281), (537, 37572941), (1253, 16102689), (3043, 6630519), (3759, 5367563), (9129, 2210173), (21301, 947217), (63903, 315739)]