19585712

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4517}}^1$

素因数の和:4796

約数の個数: 20

約数和(自身を含む): 38095776

約数和(自身を除く): 18510064

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4517, 9034, 18068, 36136, 72272, 1224107, 2448214, 4896428, 9792856, 19585712]

約数ペア:

[(1, 19585712), (2, 9792856), (4, 4896428), (8, 2448214), (16, 1224107), (271, 72272), (542, 36136), (1084, 18068), (2168, 9034), (4336, 4517)]