27781936

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19081}}^1$

素因数の和:19109

約数の個数: 40

約数和(自身を含む): 66252704

約数和(自身を除く): 38470768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19081, 38162, 76324, 133567, 152648, 248053, 267134, 305296, 496106, 534268, 992212, 1068536, 1736371, 1984424, 2137072, 3472742, 3968848, 6945484, 13890968, 27781936]

約数ペア:

[(1, 27781936), (2, 13890968), (4, 6945484), (7, 3968848), (8, 3472742), (13, 2137072), (14, 1984424), (16, 1736371), (26, 1068536), (28, 992212), (52, 534268), (56, 496106), (91, 305296), (104, 267134), (112, 248053), (182, 152648), (208, 133567), (364, 76324), (728, 38162), (1456, 19081)]