64318268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120899}}^1$

素因数の和:120929

約数の個数: 24

約数和(自身を含む): 135408000

約数和(自身を除く): 71089732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 120899, 241798, 483596, 846293, 1692586, 2297081, 3385172, 4594162, 9188324, 16079567, 32159134, 64318268]

約数ペア:

[(1, 64318268), (2, 32159134), (4, 16079567), (7, 9188324), (14, 4594162), (19, 3385172), (28, 2297081), (38, 1692586), (76, 846293), (133, 483596), (266, 241798), (532, 120899)]