20870384

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56713}}^1$

素因数の和:56744

約数の個数: 20

約数和(自身を含む): 42195216

約数和(自身を除く): 21324832

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56713, 113426, 226852, 453704, 907408, 1304399, 2608798, 5217596, 10435192, 20870384]

約数ペア:

[(1, 20870384), (2, 10435192), (4, 5217596), (8, 2608798), (16, 1304399), (23, 907408), (46, 453704), (92, 226852), (184, 113426), (368, 56713)]