20330414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 34062336

約数和(自身を除く): 13731922

約数列:

[1, 2, 13, 26, 47, 94, 127, 131, 254, 262, 611, 1222, 1651, 1703, 3302, 3406, 5969, 6157, 11938, 12314, 16637, 33274, 77597, 80041, 155194, 160082, 216281, 432562, 781939, 1563878, 10165207, 20330414]

約数ペア:

[(1, 20330414), (2, 10165207), (13, 1563878), (26, 781939), (47, 432562), (94, 216281), (127, 160082), (131, 155194), (254, 80041), (262, 77597), (611, 33274), (1222, 16637), (1651, 12314), (1703, 11938), (3302, 6157), (3406, 5969)]