1820649604

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{491}}^1\times {\mathrm{4157}}^1$

素因数の和:4875

約数の個数: 24

約数和(自身を含む): 3207714048

約数和(自身を除く): 1387064444

約数列:

[1, 2, 4, 223, 446, 491, 892, 982, 1964, 4157, 8314, 16628, 109493, 218986, 437972, 927011, 1854022, 2041087, 3708044, 4082174, 8164348, 455162401, 910324802, 1820649604]

約数ペア:

[(1, 1820649604), (2, 910324802), (4, 455162401), (223, 8164348), (446, 4082174), (491, 3708044), (892, 2041087), (982, 1854022), (1964, 927011), (4157, 437972), (8314, 218986), (16628, 109493)]