20219776

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{3361}}^1$

素因数の和:3422

約数の個数: 32

約数和(自身を含む): 41150880

約数和(自身を除く): 20931104

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 3361, 6016, 6722, 13444, 26888, 53776, 107552, 157967, 215104, 315934, 430208, 631868, 1263736, 2527472, 5054944, 10109888, 20219776]

約数ペア:

[(1, 20219776), (2, 10109888), (4, 5054944), (8, 2527472), (16, 1263736), (32, 631868), (47, 430208), (64, 315934), (94, 215104), (128, 157967), (188, 107552), (376, 53776), (752, 26888), (1504, 13444), (3008, 6722), (3361, 6016)]