20005968554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{278689}}^1$

素因数の和:278966

約数の個数: 32

約数和(自身を含む): 35395859520

約数和(自身を除く): 15389890966

約数列:

[1, 2, 11, 13, 22, 26, 143, 251, 286, 502, 2761, 3263, 5522, 6526, 35893, 71786, 278689, 557378, 3065579, 3622957, 6131158, 7245914, 39852527, 69950939, 79705054, 139901878, 769460329, 909362207, 1538920658, 1818724414, 10002984277, 20005968554]

約数ペア:

[(1, 20005968554), (2, 10002984277), (11, 1818724414), (13, 1538920658), (22, 909362207), (26, 769460329), (143, 139901878), (251, 79705054), (286, 69950939), (502, 39852527), (2761, 7245914), (3263, 6131158), (5522, 3622957), (6526, 3065579), (35893, 557378), (71786, 278689)]