67655888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{136403}}^1$

素因数の和:136442

約数の個数: 20

約数和(自身を含む): 135312768

約数和(自身を除く): 67656880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 136403, 272806, 545612, 1091224, 2182448, 4228493, 8456986, 16913972, 33827944, 67655888]

約数ペア:

[(1, 67655888), (2, 33827944), (4, 16913972), (8, 8456986), (16, 4228493), (31, 2182448), (62, 1091224), (124, 545612), (248, 272806), (496, 136403)]