20297602

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3923}}^1$

素因数の和:4137

約数の個数: 16

約数和(自身を含む): 32961600

約数和(自身を除く): 12663998

約数列:

[1, 2, 13, 26, 199, 398, 2587, 3923, 5174, 7846, 50999, 101998, 780677, 1561354, 10148801, 20297602]

約数ペア:

[(1, 20297602), (2, 10148801), (13, 1561354), (26, 780677), (199, 101998), (398, 50999), (2587, 7846), (3923, 5174)]