211327568

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{123439}}^1$

素因数の和:123554

約数の個数: 20

約数和(自身を含む): 413277120

約数和(自身を除く): 201949552

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 123439, 246878, 493756, 987512, 1975024, 13207973, 26415946, 52831892, 105663784, 211327568]

約数ペア:

[(1, 211327568), (2, 105663784), (4, 52831892), (8, 26415946), (16, 13207973), (107, 1975024), (214, 987512), (428, 493756), (856, 246878), (1712, 123439)]