218593810

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{212227}}^1$

素因数の和:212337

約数の個数: 16

約数和(自身を含む): 397290816

約数和(自身を除く): 178697006

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 212227, 424454, 1061135, 2122270, 21859381, 43718762, 109296905, 218593810]

約数ペア:

[(1, 218593810), (2, 109296905), (5, 43718762), (10, 21859381), (103, 2122270), (206, 1061135), (515, 424454), (1030, 212227)]