12199216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{40129}}^1$

素因数の和:40156

約数の個数: 20

約数和(自身を含む): 24880600

約数和(自身を除く): 12681384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 40129, 80258, 160516, 321032, 642064, 762451, 1524902, 3049804, 6099608, 12199216]

約数ペア:

[(1, 12199216), (2, 6099608), (4, 3049804), (8, 1524902), (16, 762451), (19, 642064), (38, 321032), (76, 160516), (152, 80258), (304, 40129)]