18813565568

素因数分解:

$2^7\times 7^1\times {\mathrm{1153}}^1\times {\mathrm{18211}}^1$

素因数の和:19385

約数の個数: 64

約数和(自身を含む): 42873961920

約数和(自身を除く): 24060396352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1153, 2306, 4612, 8071, 9224, 16142, 18211, 18448, 32284, 36422, 36896, 64568, 72844, 73792, 127477, 129136, 145688, 147584, 254954, 258272, 291376, 509908, 516544, 582752, 1019816, 1033088, 1165504, 2039632, 2331008, 4079264, 8158528, 16317056, 20997283, 41994566, 83989132, 146980981, 167978264, 293961962, 335956528, 587923924, 671913056, 1175847848, 1343826112, 2351695696, 2687652224, 4703391392, 9406782784, 18813565568]

約数ペア:

[(1, 18813565568), (2, 9406782784), (4, 4703391392), (7, 2687652224), (8, 2351695696), (14, 1343826112), (16, 1175847848), (28, 671913056), (32, 587923924), (56, 335956528), (64, 293961962), (112, 167978264), (128, 146980981), (224, 83989132), (448, 41994566), (896, 20997283), (1153, 16317056), (2306, 8158528), (4612, 4079264), (8071, 2331008), (9224, 2039632), (16142, 1165504), (18211, 1033088), (18448, 1019816), (32284, 582752), (36422, 516544), (36896, 509908), (64568, 291376), (72844, 258272), (73792, 254954), (127477, 147584), (129136, 145688)]