39678574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2656

約数の個数: 32

約数和(自身を含む): 69672960

約数和(自身を除く): 29994386

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 2591, 5182, 7657, 15314, 33683, 49229, 67366, 80321, 98458, 160642, 639977, 1044173, 1279954, 1526099, 2088346, 3052198, 19839287, 39678574]

約数ペア:

[(1, 39678574), (2, 19839287), (13, 3052198), (19, 2088346), (26, 1526099), (31, 1279954), (38, 1044173), (62, 639977), (247, 160642), (403, 98458), (494, 80321), (589, 67366), (806, 49229), (1178, 33683), (2591, 15314), (5182, 7657)]