222784196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{21089}}^1$

素因数の和:21251

約数の個数: 24

約数和(自身を含む): 413364000

約数和(自身を除く): 190579804

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 21089, 42178, 84356, 400691, 801382, 1602764, 2931371, 5862742, 11725484, 55696049, 111392098, 222784196]

約数ペア:

[(1, 222784196), (2, 111392098), (4, 55696049), (19, 11725484), (38, 5862742), (76, 2931371), (139, 1602764), (278, 801382), (556, 400691), (2641, 84356), (5282, 42178), (10564, 21089)]