19716004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64013}}^1$

素因数の和:64035

約数の個数: 24

約数和(自身を含む): 43017408

約数和(自身を除く): 23301404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 64013, 128026, 256052, 448091, 704143, 896182, 1408286, 1792364, 2816572, 4929001, 9858002, 19716004]

約数ペア:

[(1, 19716004), (2, 9858002), (4, 4929001), (7, 2816572), (11, 1792364), (14, 1408286), (22, 896182), (28, 704143), (44, 448091), (77, 256052), (154, 128026), (308, 64013)]