20609435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 10494565

約数列:

[1, 5, 7, 11, 35, 55, 77, 199, 269, 385, 995, 1345, 1393, 1883, 2189, 2959, 6965, 9415, 10945, 14795, 15323, 20713, 53531, 76615, 103565, 267655, 374717, 588841, 1873585, 2944205, 4121887, 20609435]

約数ペア:

[(1, 20609435), (5, 4121887), (7, 2944205), (11, 1873585), (35, 588841), (55, 374717), (77, 267655), (199, 103565), (269, 76615), (385, 53531), (995, 20713), (1345, 15323), (1393, 14795), (1883, 10945), (2189, 9415), (2959, 6965)]