19120717

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1039}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 23961600

約数和(自身を除く): 4840883

約数列:

[1, 7, 11, 77, 239, 1039, 1673, 2629, 7273, 11429, 18403, 80003, 248321, 1738247, 2731531, 19120717]

約数ペア:

[(1, 19120717), (7, 2731531), (11, 1738247), (77, 248321), (239, 80003), (1039, 18403), (1673, 11429), (2629, 7273)]