20676175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 27904464

約数和(自身を除く): 7228289

約数列:

[1, 5, 13, 25, 65, 113, 325, 563, 565, 1469, 2815, 2825, 7319, 7345, 14075, 36595, 36725, 63619, 182975, 318095, 827047, 1590475, 4135235, 20676175]

約数ペア:

[(1, 20676175), (5, 4135235), (13, 1590475), (25, 827047), (65, 318095), (113, 182975), (325, 63619), (563, 36725), (565, 36595), (1469, 14075), (2815, 7345), (2825, 7319)]