15724784

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{13463}}^1$

素因数の和:13544

約数の個数: 20

約数和(自身を含む): 30886416

約数和(自身を除く): 15161632

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 13463, 26926, 53852, 107704, 215408, 982799, 1965598, 3931196, 7862392, 15724784]

約数ペア:

[(1, 15724784), (2, 7862392), (4, 3931196), (8, 1965598), (16, 982799), (73, 215408), (146, 107704), (292, 53852), (584, 26926), (1168, 13463)]