19402743

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4663}}^1$

素因数の和:4758

約数の個数: 16

約数和(自身を含む): 27610880

約数和(自身を除く): 8208137

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4663, 13989, 88597, 265791, 340399, 1021197, 6467581, 19402743]

約数ペア:

[(1, 19402743), (3, 6467581), (19, 1021197), (57, 340399), (73, 265791), (219, 88597), (1387, 13989), (4161, 4663)]