19347295

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 25836048

約数和(自身を除く): 6488753

約数列:

[1, 5, 11, 55, 113, 121, 283, 565, 605, 1243, 1415, 3113, 6215, 13673, 15565, 31979, 34243, 68365, 159895, 171215, 351769, 1758845, 3869459, 19347295]

約数ペア:

[(1, 19347295), (5, 3869459), (11, 1758845), (55, 351769), (113, 171215), (121, 159895), (283, 68365), (565, 34243), (605, 31979), (1243, 15565), (1415, 13673), (3113, 6215)]