19651492

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2011}}^1$

素因数の和:2371

約数の個数: 24

約数和(自身を含む): 39435200

約数和(自身を除く): 19783708

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2011, 2443, 4022, 4886, 8044, 9772, 14077, 28154, 56308, 701839, 1403678, 2807356, 4912873, 9825746, 19651492]

約数ペア:

[(1, 19651492), (2, 9825746), (4, 4912873), (7, 2807356), (14, 1403678), (28, 701839), (349, 56308), (698, 28154), (1396, 14077), (2011, 9772), (2443, 8044), (4022, 4886)]