16905904

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{4421}}^1$

素因数の和:4668

約数の個数: 20

約数和(自身を含む): 32899680

約数和(自身を除く): 15993776

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 4421, 8842, 17684, 35368, 70736, 1056619, 2113238, 4226476, 8452952, 16905904]

約数ペア:

[(1, 16905904), (2, 8452952), (4, 4226476), (8, 2113238), (16, 1056619), (239, 70736), (478, 35368), (956, 17684), (1912, 8842), (3824, 4421)]