17580368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{84521}}^1$

素因数の和:84542

約数の個数: 20

約数和(自身を含む): 36682548

約数和(自身を除く): 19102180

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 84521, 169042, 338084, 676168, 1098773, 1352336, 2197546, 4395092, 8790184, 17580368]

約数ペア:

[(1, 17580368), (2, 8790184), (4, 4395092), (8, 2197546), (13, 1352336), (16, 1098773), (26, 676168), (52, 338084), (104, 169042), (208, 84521)]