20157568717

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2837}}^1\times {\mathrm{4517}}^1$

素因数の和:7389

約数の個数: 24

約数和(自身を含む): 23874720408

約数和(自身を除く): 3717151691

約数列:

[1, 11, 13, 121, 143, 1573, 2837, 4517, 31207, 36881, 49687, 58721, 343277, 405691, 546557, 645931, 4462601, 7105241, 12814729, 140962019, 166591477, 1550582209, 1832506247, 20157568717]

約数ペア:

[(1, 20157568717), (11, 1832506247), (13, 1550582209), (121, 166591477), (143, 140962019), (1573, 12814729), (2837, 7105241), (4517, 4462601), (31207, 645931), (36881, 546557), (49687, 405691), (58721, 343277)]