19405298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 33054912

約数和(自身を除く): 13649614

約数列:

[1, 2, 11, 22, 43, 73, 86, 146, 281, 473, 562, 803, 946, 1606, 3091, 3139, 6182, 6278, 12083, 20513, 24166, 34529, 41026, 69058, 132913, 225643, 265826, 451286, 882059, 1764118, 9702649, 19405298]

約数ペア:

[(1, 19405298), (2, 9702649), (11, 1764118), (22, 882059), (43, 451286), (73, 265826), (86, 225643), (146, 132913), (281, 69058), (473, 41026), (562, 34529), (803, 24166), (946, 20513), (1606, 12083), (3091, 6278), (3139, 6182)]