636954968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{23831}}^1$

素因数の和:24107

約数の個数: 32

約数和(自身を含む): 1291217760

約数和(自身を除く): 654262792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 3341, 6682, 13364, 23831, 26728, 47662, 95324, 190648, 309803, 619606, 1239212, 2478424, 6124567, 12249134, 24498268, 48996536, 79619371, 159238742, 318477484, 636954968]

約数ペア:

[(1, 636954968), (2, 318477484), (4, 159238742), (8, 79619371), (13, 48996536), (26, 24498268), (52, 12249134), (104, 6124567), (257, 2478424), (514, 1239212), (1028, 619606), (2056, 309803), (3341, 190648), (6682, 95324), (13364, 47662), (23831, 26728)]