19887272

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3727}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 40262400

約数和(自身を除く): 20375128

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 92, 116, 184, 232, 667, 1334, 2668, 3727, 5336, 7454, 14908, 29816, 85721, 108083, 171442, 216166, 342884, 432332, 685768, 864664, 2485909, 4971818, 9943636, 19887272]

約数ペア:

[(1, 19887272), (2, 9943636), (4, 4971818), (8, 2485909), (23, 864664), (29, 685768), (46, 432332), (58, 342884), (92, 216166), (116, 171442), (184, 108083), (232, 85721), (667, 29816), (1334, 14908), (2668, 7454), (3727, 5336)]