64931056

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{213589}}^1$

素因数の和:213616

約数の個数: 20

約数和(自身を含む): 132425800

約数和(自身を除く): 67494744

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 213589, 427178, 854356, 1708712, 3417424, 4058191, 8116382, 16232764, 32465528, 64931056]

約数ペア:

[(1, 64931056), (2, 32465528), (4, 16232764), (8, 8116382), (16, 4058191), (19, 3417424), (38, 1708712), (76, 854356), (152, 427178), (304, 213589)]