20260611215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{18077}}^1$

素因数の和:18539

約数の個数: 32

約数和(自身を含む): 26860147776

約数和(自身を除く): 6599536561

約数列:

[1, 5, 13, 43, 65, 215, 401, 559, 2005, 2795, 5213, 17243, 18077, 26065, 86215, 90385, 224159, 235001, 777311, 1120795, 1175005, 3886555, 7248877, 10105043, 36244385, 50525215, 94235401, 311701711, 471177005, 1558508555, 4052122243, 20260611215]

約数ペア:

[(1, 20260611215), (5, 4052122243), (13, 1558508555), (43, 471177005), (65, 311701711), (215, 94235401), (401, 50525215), (559, 36244385), (2005, 10105043), (2795, 7248877), (5213, 3886555), (17243, 1175005), (18077, 1120795), (26065, 777311), (86215, 235001), (90385, 224159)]