17991098

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{661}}^1$

素因数の和:1133

約数の個数: 16

約数和(自身を含む): 27962880

約数和(自身を除く): 9971782

約数列:

[1, 2, 31, 62, 439, 661, 878, 1322, 13609, 20491, 27218, 40982, 290179, 580358, 8995549, 17991098]

約数ペア:

[(1, 17991098), (2, 8995549), (31, 580358), (62, 290179), (439, 40982), (661, 27218), (878, 20491), (1322, 13609)]