66542768

素因数分解:

$2^4\times {\mathrm{839}}^1\times {\mathrm{4957}}^1$

素因数の和:5804

約数の個数: 20

約数和(自身を含む): 129106320

約数和(自身を除く): 62563552

約数列:

[1, 2, 4, 8, 16, 839, 1678, 3356, 4957, 6712, 9914, 13424, 19828, 39656, 79312, 4158923, 8317846, 16635692, 33271384, 66542768]

約数ペア:

[(1, 66542768), (2, 33271384), (4, 16635692), (8, 8317846), (16, 4158923), (839, 79312), (1678, 39656), (3356, 19828), (4957, 13424), (6712, 9914)]