38986670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{457}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 74196000

約数和(自身を除く): 35209330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 449, 457, 898, 914, 2245, 2285, 4490, 4570, 8531, 8683, 17062, 17366, 42655, 43415, 85310, 86830, 205193, 410386, 1025965, 2051930, 3898667, 7797334, 19493335, 38986670]

約数ペア:

[(1, 38986670), (2, 19493335), (5, 7797334), (10, 3898667), (19, 2051930), (38, 1025965), (95, 410386), (190, 205193), (449, 86830), (457, 85310), (898, 43415), (914, 42655), (2245, 17366), (2285, 17062), (4490, 8683), (4570, 8531)]