12820928

素因数分解:

$2^6\times {\mathrm{163}}^1\times {\mathrm{1229}}^1$

素因数の和:1404

約数の個数: 28

約数和(自身を含む): 25618440

約数和(自身を除く): 12797512

約数列:

[1, 2, 4, 8, 16, 32, 64, 163, 326, 652, 1229, 1304, 2458, 2608, 4916, 5216, 9832, 10432, 19664, 39328, 78656, 200327, 400654, 801308, 1602616, 3205232, 6410464, 12820928]

約数ペア:

[(1, 12820928), (2, 6410464), (4, 3205232), (8, 1602616), (16, 801308), (32, 400654), (64, 200327), (163, 78656), (326, 39328), (652, 19664), (1229, 10432), (1304, 9832), (2458, 5216), (2608, 4916)]