19158730

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6121}}^1$

素因数の和:6441

約数の個数: 16

約数和(自身を含む): 34601544

約数和(自身を除く): 15442814

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6121, 12242, 30605, 61210, 1915873, 3831746, 9579365, 19158730]

約数ペア:

[(1, 19158730), (2, 9579365), (5, 3831746), (10, 1915873), (313, 61210), (626, 30605), (1565, 12242), (3130, 6121)]