12720776

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{36979}}^1$

素因数の和:37028

約数の個数: 16

約数和(自身を含む): 24406800

約数和(自身を除く): 11686024

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 36979, 73958, 147916, 295832, 1590097, 3180194, 6360388, 12720776]

約数ペア:

[(1, 12720776), (2, 6360388), (4, 3180194), (8, 1590097), (43, 295832), (86, 147916), (172, 73958), (344, 36979)]