18443660

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4027}}^1$

素因数の和:4265

約数の個数: 24

約数和(自身を含む): 38910480

約数和(自身を除く): 20466820

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4027, 4580, 8054, 16108, 20135, 40270, 80540, 922183, 1844366, 3688732, 4610915, 9221830, 18443660]

約数ペア:

[(1, 18443660), (2, 9221830), (4, 4610915), (5, 3688732), (10, 1844366), (20, 922183), (229, 80540), (458, 40270), (916, 20135), (1145, 16108), (2290, 8054), (4027, 4580)]