18856624

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{2939}}^1$

素因数の和:3348

約数の個数: 20

約数和(自身を含む): 36638280

約数和(自身を除く): 17781656

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 2939, 3208, 5878, 6416, 11756, 23512, 47024, 1178539, 2357078, 4714156, 9428312, 18856624]

約数ペア:

[(1, 18856624), (2, 9428312), (4, 4714156), (8, 2357078), (16, 1178539), (401, 47024), (802, 23512), (1604, 11756), (2939, 6416), (3208, 5878)]