19421656

素因数分解:

$2^3\times {\mathrm{1409}}^1\times {\mathrm{1723}}^1$

素因数の和:3138

約数の個数: 16

約数和(自身を含む): 36462600

約数和(自身を除く): 17040944

約数列:

[1, 2, 4, 8, 1409, 1723, 2818, 3446, 5636, 6892, 11272, 13784, 2427707, 4855414, 9710828, 19421656]

約数ペア:

[(1, 19421656), (2, 9710828), (4, 4855414), (8, 2427707), (1409, 13784), (1723, 11272), (2818, 6892), (3446, 5636)]