20097242207

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{205529}}^1$

素因数の和:205826

約数の個数: 16

約数和(自身を含む): 23446862400

約数和(自身を除く): 3349620193

約数列:

[1, 7, 61, 229, 427, 1603, 13969, 97783, 205529, 1438703, 12537269, 47066141, 87760883, 329462987, 2871034601, 20097242207]

約数ペア:

[(1, 20097242207), (7, 2871034601), (61, 329462987), (229, 87760883), (427, 47066141), (1603, 12537269), (13969, 1438703), (97783, 205529)]