19362805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2647}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 30504960

約数和(自身を除く): 11142155

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 2647, 7315, 13235, 18529, 29117, 50293, 92645, 145585, 203819, 251465, 352051, 553223, 1019095, 1760255, 2766115, 3872561, 19362805]

約数ペア:

[(1, 19362805), (5, 3872561), (7, 2766115), (11, 1760255), (19, 1019095), (35, 553223), (55, 352051), (77, 251465), (95, 203819), (133, 145585), (209, 92645), (385, 50293), (665, 29117), (1045, 18529), (1463, 13235), (2647, 7315)]