20171249966

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{734729}}^1$

素因数の和:734828

約数の個数: 32

約数和(自身を含む): 36183983040

約数和(自身を除く): 16012733074

約数列:

[1, 2, 7, 14, 37, 53, 74, 106, 259, 371, 518, 742, 1961, 3922, 13727, 27454, 734729, 1469458, 5143103, 10286206, 27184973, 38940637, 54369946, 77881274, 190294811, 272584459, 380589622, 545168918, 1440803569, 2881607138, 10085624983, 20171249966]

約数ペア:

[(1, 20171249966), (2, 10085624983), (7, 2881607138), (14, 1440803569), (37, 545168918), (53, 380589622), (74, 272584459), (106, 190294811), (259, 77881274), (371, 54369946), (518, 38940637), (742, 27184973), (1961, 10286206), (3922, 5143103), (13727, 1469458), (27454, 734729)]