189655256

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{15187}}^1$

素因数の和:15423

約数の個数: 32

約数和(自身を含む): 408253440

約数和(自身を除く): 218598184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 12488, 15187, 30374, 60748, 106309, 121496, 212618, 425236, 850472, 3386701, 6773402, 13546804, 23706907, 27093608, 47413814, 94827628, 189655256]

約数ペア:

[(1, 189655256), (2, 94827628), (4, 47413814), (7, 27093608), (8, 23706907), (14, 13546804), (28, 6773402), (56, 3386701), (223, 850472), (446, 425236), (892, 212618), (1561, 121496), (1784, 106309), (3122, 60748), (6244, 30374), (12488, 15187)]