11781994

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{4229}}^1$

素因数の和:4437

約数の個数: 16

約数和(自身を含む): 20304000

約数和(自身を除く): 8522006

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 4229, 8458, 29603, 59206, 841571, 1683142, 5890997, 11781994]

約数ペア:

[(1, 11781994), (2, 5890997), (7, 1683142), (14, 841571), (199, 59206), (398, 29603), (1393, 8458), (2786, 4229)]