28920052

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54361}}^1$

素因数の和:54391

約数の個数: 24

約数和(自身を含む): 60885440

約数和(自身を除く): 31965388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 54361, 108722, 217444, 380527, 761054, 1032859, 1522108, 2065718, 4131436, 7230013, 14460026, 28920052]

約数ペア:

[(1, 28920052), (2, 14460026), (4, 7230013), (7, 4131436), (14, 2065718), (19, 1522108), (28, 1032859), (38, 761054), (76, 380527), (133, 217444), (266, 108722), (532, 54361)]