220462288

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{31387}}^1$

素因数の和:31834

約数の個数: 20

約数和(自身を含む): 428132320

約数和(自身を除く): 207670032

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 31387, 62774, 125548, 251096, 502192, 13778893, 27557786, 55115572, 110231144, 220462288]

約数ペア:

[(1, 220462288), (2, 110231144), (4, 55115572), (8, 27557786), (16, 13778893), (439, 502192), (878, 251096), (1756, 125548), (3512, 62774), (7024, 31387)]