67015888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{220447}}^1$

素因数の和:220474

約数の個数: 20

約数和(自身を含む): 136677760

約数和(自身を除く): 69661872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 220447, 440894, 881788, 1763576, 3527152, 4188493, 8376986, 16753972, 33507944, 67015888]

約数ペア:

[(1, 67015888), (2, 33507944), (4, 16753972), (8, 8376986), (16, 4188493), (19, 3527152), (38, 1763576), (76, 881788), (152, 440894), (304, 220447)]