20736699841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{49307}}^1$

素因数の和:49521

約数の個数: 32

約数和(自身を含む): 25944686208

約数和(自身を除く): 5207986367

約数列:

[1, 11, 13, 17, 143, 173, 187, 221, 1903, 2249, 2431, 2941, 24739, 32351, 38233, 49307, 420563, 542377, 640991, 838219, 7050901, 8530111, 9220409, 10896847, 93831221, 110891443, 119865317, 145011887, 1219805873, 1595130757, 1885154531, 20736699841]

約数ペア:

[(1, 20736699841), (11, 1885154531), (13, 1595130757), (17, 1219805873), (143, 145011887), (173, 119865317), (187, 110891443), (221, 93831221), (1903, 10896847), (2249, 9220409), (2431, 8530111), (2941, 7050901), (24739, 838219), (32351, 640991), (38233, 542377), (49307, 420563)]