63781744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{306643}}^1$

素因数の和:306664

約数の個数: 20

約数和(自身を含む): 133083496

約数和(自身を除く): 69301752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 306643, 613286, 1226572, 2453144, 3986359, 4906288, 7972718, 15945436, 31890872, 63781744]

約数ペア:

[(1, 63781744), (2, 31890872), (4, 15945436), (8, 7972718), (13, 4906288), (16, 3986359), (26, 2453144), (52, 1226572), (104, 613286), (208, 306643)]