15664588

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2903}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 29272320

約数和(自身を除く): 13607732

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 2903, 5396, 5806, 11612, 55157, 110314, 206113, 220628, 412226, 824452, 3916147, 7832294, 15664588]

約数ペア:

[(1, 15664588), (2, 7832294), (4, 3916147), (19, 824452), (38, 412226), (71, 220628), (76, 206113), (142, 110314), (284, 55157), (1349, 11612), (2698, 5806), (2903, 5396)]