20218683808

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5796641}}^1$

素因数の和:5796760

約数の個数: 24

約数和(自身を含む): 40170729060

約数和(自身を除く): 19952045252

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5796641, 11593282, 23186564, 46373128, 92746256, 185492512, 631833869, 1263667738, 2527335476, 5054670952, 10109341904, 20218683808]

約数ペア:

[(1, 20218683808), (2, 10109341904), (4, 5054670952), (8, 2527335476), (16, 1263667738), (32, 631833869), (109, 185492512), (218, 92746256), (436, 46373128), (872, 23186564), (1744, 11593282), (3488, 5796641)]