18558889749

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{2753}}^1$

素因数の和:3571

約数の個数: 64

約数和(自身を含む): 30694982400

約数和(自身を除く): 12136092651

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 773, 969, 2319, 2753, 2907, 6957, 8259, 8721, 13141, 14687, 20871, 24777, 39423, 44061, 46801, 52307, 74331, 118269, 132183, 140403, 156921, 249679, 354807, 396549, 421209, 470763, 749037, 889219, 1263627, 1412289, 2128069, 2247111, 2667657, 6384207, 6741333, 8002971, 19152621, 24008913, 36177173, 40433311, 57457863, 108531519, 121299933, 325594557, 363899799, 687366287, 976783671, 1091699397, 2062098861, 6186296583, 18558889749]

約数ペア:

[(1, 18558889749), (3, 6186296583), (9, 2062098861), (17, 1091699397), (19, 976783671), (27, 687366287), (51, 363899799), (57, 325594557), (153, 121299933), (171, 108531519), (323, 57457863), (459, 40433311), (513, 36177173), (773, 24008913), (969, 19152621), (2319, 8002971), (2753, 6741333), (2907, 6384207), (6957, 2667657), (8259, 2247111), (8721, 2128069), (13141, 1412289), (14687, 1263627), (20871, 889219), (24777, 749037), (39423, 470763), (44061, 421209), (46801, 396549), (52307, 354807), (74331, 249679), (118269, 156921), (132183, 140403)]