20792878

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:1000

約数の個数: 24

約数和(自身を含む): 34015680

約数和(自身を除く): 13222802

約数列:

[1, 2, 19, 31, 38, 62, 361, 589, 722, 929, 1178, 1858, 11191, 17651, 22382, 28799, 35302, 57598, 335369, 547181, 670738, 1094362, 10396439, 20792878]

約数ペア:

[(1, 20792878), (2, 10396439), (19, 1094362), (31, 670738), (38, 547181), (62, 335369), (361, 57598), (589, 35302), (722, 28799), (929, 22382), (1178, 17651), (1858, 11191)]