20125256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132403}}^1$

素因数の和:132428

約数の個数: 16

約数和(自身を含む): 39721200

約数和(自身を除く): 19595944

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132403, 264806, 529612, 1059224, 2515657, 5031314, 10062628, 20125256]

約数ペア:

[(1, 20125256), (2, 10062628), (4, 5031314), (8, 2515657), (19, 1059224), (38, 529612), (76, 264806), (152, 132403)]