20004928

素因数分解:

$2^6\times {\mathrm{241}}^1\times {\mathrm{1297}}^1$

素因数の和:1550

約数の個数: 28

約数和(自身を含む): 39892732

約数和(自身を除く): 19887804

約数列:

[1, 2, 4, 8, 16, 32, 64, 241, 482, 964, 1297, 1928, 2594, 3856, 5188, 7712, 10376, 15424, 20752, 41504, 83008, 312577, 625154, 1250308, 2500616, 5001232, 10002464, 20004928]

約数ペア:

[(1, 20004928), (2, 10002464), (4, 5001232), (8, 2500616), (16, 1250308), (32, 625154), (64, 312577), (241, 83008), (482, 41504), (964, 20752), (1297, 15424), (1928, 10376), (2594, 7712), (3856, 5188)]