18815888949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{198461}}^1$

素因数の和:198518

約数の個数: 48

約数和(自身を含む): 31379223744

約数和(自身を除く): 12563334795

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 169, 187, 221, 429, 507, 561, 663, 1859, 2431, 2873, 5577, 7293, 8619, 31603, 94809, 198461, 595383, 2183071, 2579993, 3373837, 6549213, 7739979, 10121511, 28379923, 33539909, 37112207, 43859881, 85139769, 100619727, 111336621, 131579643, 368938999, 482458691, 570178453, 1106816997, 1447376073, 1710535359, 6271962983, 18815888949]

約数ペア:

[(1, 18815888949), (3, 6271962983), (11, 1710535359), (13, 1447376073), (17, 1106816997), (33, 570178453), (39, 482458691), (51, 368938999), (143, 131579643), (169, 111336621), (187, 100619727), (221, 85139769), (429, 43859881), (507, 37112207), (561, 33539909), (663, 28379923), (1859, 10121511), (2431, 7739979), (2873, 6549213), (5577, 3373837), (7293, 2579993), (8619, 2183071), (31603, 595383), (94809, 198461)]