18781340942

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1\times {\mathrm{54629}}^1$

素因数の和:56540

約数の個数: 32

約数和(自身を含む): 34692235200

約数和(自身を除く): 15910894258

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 1889, 3778, 13223, 24557, 26446, 49114, 54629, 109258, 171899, 343798, 382403, 710177, 764806, 1420354, 4971239, 9942478, 103194181, 206388362, 722359267, 1341524353, 1444718534, 2683048706, 9390670471, 18781340942]

約数ペア:

[(1, 18781340942), (2, 9390670471), (7, 2683048706), (13, 1444718534), (14, 1341524353), (26, 722359267), (91, 206388362), (182, 103194181), (1889, 9942478), (3778, 4971239), (13223, 1420354), (24557, 764806), (26446, 710177), (49114, 382403), (54629, 343798), (109258, 171899)]