18983804

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3407}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 38169600

約数和(自身を除く): 19185796

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3407, 5572, 6814, 13628, 23849, 47698, 95396, 677993, 1355986, 2711972, 4745951, 9491902, 18983804]

約数ペア:

[(1, 18983804), (2, 9491902), (4, 4745951), (7, 2711972), (14, 1355986), (28, 677993), (199, 95396), (398, 47698), (796, 23849), (1393, 13628), (2786, 6814), (3407, 5572)]