2009012872

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{281}}^1\times {\mathrm{4679}}^1$

素因数の和:5157

約数の個数: 32

約数和(自身を含む): 3800908800

約数和(自身を除く): 1791895928

約数列:

[1, 2, 4, 8, 191, 281, 382, 562, 764, 1124, 1528, 2248, 4679, 9358, 18716, 37432, 53671, 107342, 214684, 429368, 893689, 1314799, 1787378, 2629598, 3574756, 5259196, 7149512, 10518392, 251126609, 502253218, 1004506436, 2009012872]

約数ペア:

[(1, 2009012872), (2, 1004506436), (4, 502253218), (8, 251126609), (191, 10518392), (281, 7149512), (382, 5259196), (562, 3574756), (764, 2629598), (1124, 1787378), (1528, 1314799), (2248, 893689), (4679, 429368), (9358, 214684), (18716, 107342), (37432, 53671)]