20453208

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19819}}^1$

素因数の和:19871

約数の個数: 32

約数和(自身を含む): 52324800

約数和(自身を除く): 31871592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19819, 39638, 59457, 79276, 118914, 158552, 237828, 475656, 852217, 1704434, 2556651, 3408868, 5113302, 6817736, 10226604, 20453208]

約数ペア:

[(1, 20453208), (2, 10226604), (3, 6817736), (4, 5113302), (6, 3408868), (8, 2556651), (12, 1704434), (24, 852217), (43, 475656), (86, 237828), (129, 158552), (172, 118914), (258, 79276), (344, 59457), (516, 39638), (1032, 19819)]