19669456

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5101}}^1$

素因数の和:5350

約数の個数: 20

約数和(自身を含む): 38275204

約数和(自身を除く): 18605748

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5101, 10202, 20404, 40808, 81616, 1229341, 2458682, 4917364, 9834728, 19669456]

約数ペア:

[(1, 19669456), (2, 9834728), (4, 4917364), (8, 2458682), (16, 1229341), (241, 81616), (482, 40808), (964, 20404), (1928, 10202), (3856, 5101)]