20512462155

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{709651}}^1$

素因数の和:709747

約数の個数: 32

約数和(自身を含む): 34335802368

約数和(自身を除く): 13823340213

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 705, 1927, 5781, 9635, 28905, 709651, 2128953, 3548255, 10644765, 29095691, 33353597, 87287073, 100060791, 145478455, 166767985, 436435365, 500303955, 1367497477, 4102492431, 6837487385, 20512462155]

約数ペア:

[(1, 20512462155), (3, 6837487385), (5, 4102492431), (15, 1367497477), (41, 500303955), (47, 436435365), (123, 166767985), (141, 145478455), (205, 100060791), (235, 87287073), (615, 33353597), (705, 29095691), (1927, 10644765), (5781, 3548255), (9635, 2128953), (28905, 709651)]