15503504

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{6971}}^1$

素因数の和:7118

約数の個数: 20

約数和(自身を含む): 30258480

約数和(自身を除く): 14754976

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 6971, 13942, 27884, 55768, 111536, 968969, 1937938, 3875876, 7751752, 15503504]

約数ペア:

[(1, 15503504), (2, 7751752), (4, 3875876), (8, 1937938), (16, 968969), (139, 111536), (278, 55768), (556, 27884), (1112, 13942), (2224, 6971)]