16145516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1949}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 30030000

約数和(自身を除く): 13884484

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 1949, 2071, 3898, 4142, 7796, 8284, 37031, 74062, 148124, 212441, 424882, 849764, 4036379, 8072758, 16145516]

約数ペア:

[(1, 16145516), (2, 8072758), (4, 4036379), (19, 849764), (38, 424882), (76, 212441), (109, 148124), (218, 74062), (436, 37031), (1949, 8284), (2071, 7796), (3898, 4142)]