66761776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{101771}}^1$

素因数の和:101820

約数の個数: 20

約数和(自身を含む): 132507144

約数和(自身を除く): 65745368

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 101771, 203542, 407084, 814168, 1628336, 4172611, 8345222, 16690444, 33380888, 66761776]

約数ペア:

[(1, 66761776), (2, 33380888), (4, 16690444), (8, 8345222), (16, 4172611), (41, 1628336), (82, 814168), (164, 407084), (328, 203542), (656, 101771)]