20795481278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{256931}}^1$

素因数の和:257240

約数の個数: 32

約数和(自身を含む): 36776218752

約数和(自身を除く): 15980737474

約数列:

[1, 2, 11, 13, 22, 26, 143, 283, 286, 566, 3113, 3679, 6226, 7358, 40469, 80938, 256931, 513862, 2826241, 3340103, 5652482, 6680206, 36741133, 72711473, 73482266, 145422946, 799826203, 945249149, 1599652406, 1890498298, 10397740639, 20795481278]

約数ペア:

[(1, 20795481278), (2, 10397740639), (11, 1890498298), (13, 1599652406), (22, 945249149), (26, 799826203), (143, 145422946), (283, 73482266), (286, 72711473), (566, 36741133), (3113, 6680206), (3679, 5652482), (6226, 3340103), (7358, 2826241), (40469, 513862), (80938, 256931)]