66648974

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{19919}}^1$

素因数の和:20167

約数の個数: 16

約数和(自身を含む): 114739200

約数和(自身を除く): 48090226

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 19919, 39838, 139433, 278866, 4760641, 9521282, 33324487, 66648974]

約数ペア:

[(1, 66648974), (2, 33324487), (7, 9521282), (14, 4760641), (239, 278866), (478, 139433), (1673, 39838), (3346, 19919)]